1312457580

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:427

約数の個数: 288

約数和(自身を含む): 4766920704

約数和(自身を除く): 3454463124

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 173, 180, 189, 210, 223, 243, 252, 270, 315, 324, 346, 378, 405, 420, 446, 486, 519, 540, 567, 630, 669, 692, 756, 810, 865, 892, 945, 972, 1038, 1115, 1134, 1211, 1215, 1260, 1338, 1557, 1561, 1620, 1701, 1730, 1890, 2007, 2076, 2230, 2268, 2422, 2430, 2595, 2676, 2835, 3114, 3122, 3345, 3402, 3460, 3633, 3780, 4014, 4460, 4671, 4683, 4844, 4860, 5190, 5670, 6021, 6055, 6228, 6244, 6690, 6804, 7266, 7785, 7805, 8028, 8505, 9342, 9366, 10035, 10380, 10899, 11340, 12042, 12110, 13380, 14013, 14049, 14532, 15570, 15610, 17010, 18063, 18165, 18684, 18732, 20070, 21798, 23355, 23415, 24084, 24220, 28026, 28098, 30105, 31140, 31220, 32697, 34020, 36126, 36330, 38579, 40140, 42039, 42147, 43596, 46710, 46830, 54189, 54495, 56052, 56196, 60210, 65394, 70065, 70245, 72252, 72660, 77158, 84078, 84294, 90315, 93420, 93660, 98091, 108378, 108990, 115737, 120420, 126441, 130788, 140130, 140490, 154316, 163485, 168156, 168588, 180630, 192895, 196182, 210195, 210735, 216756, 217980, 231474, 252882, 270053, 270945, 280260, 280980, 294273, 326970, 347211, 361260, 379323, 385790, 392364, 420390, 421470, 462948, 490455, 505764, 540106, 541890, 578685, 588546, 632205, 653940, 694422, 758646, 771580, 810159, 840780, 842940, 980910, 1041633, 1080212, 1083780, 1157370, 1177092, 1264410, 1350265, 1388844, 1471365, 1517292, 1620318, 1736055, 1896615, 1961820, 2083266, 2314740, 2430477, 2528820, 2700530, 2942730, 3124899, 3240636, 3472110, 3793230, 4050795, 4166532, 4860954, 5208165, 5401060, 5885460, 6249798, 6944220, 7291431, 7586460, 8101590, 9374697, 9721908, 10416330, 12152385, 12499596, 14582862, 15624495, 16203180, 18749394, 20832660, 21874293, 24304770, 29165724, 31248990, 36457155, 37498788, 43748586, 46873485, 48609540, 62497980, 65622879, 72914310, 87497172, 93746970, 109371465, 131245758, 145828620, 187493940, 218742930, 262491516, 328114395, 437485860, 656228790, 1312457580]

約数ペア:

[(1, 1312457580), (2, 656228790), (3, 437485860), (4, 328114395), (5, 262491516), (6, 218742930), (7, 187493940), (9, 145828620), (10, 131245758), (12, 109371465), (14, 93746970), (15, 87497172), (18, 72914310), (20, 65622879), (21, 62497980), (27, 48609540), (28, 46873485), (30, 43748586), (35, 37498788), (36, 36457155), (42, 31248990), (45, 29165724), (54, 24304770), (60, 21874293), (63, 20832660), (70, 18749394), (81, 16203180), (84, 15624495), (90, 14582862), (105, 12499596), (108, 12152385), (126, 10416330), (135, 9721908), (140, 9374697), (162, 8101590), (173, 7586460), (180, 7291431), (189, 6944220), (210, 6249798), (223, 5885460), (243, 5401060), (252, 5208165), (270, 4860954), (315, 4166532), (324, 4050795), (346, 3793230), (378, 3472110), (405, 3240636), (420, 3124899), (446, 2942730), (486, 2700530), (519, 2528820), (540, 2430477), (567, 2314740), (630, 2083266), (669, 1961820), (692, 1896615), (756, 1736055), (810, 1620318), (865, 1517292), (892, 1471365), (945, 1388844), (972, 1350265), (1038, 1264410), (1115, 1177092), (1134, 1157370), (1211, 1083780), (1215, 1080212), (1260, 1041633), (1338, 980910), (1557, 842940), (1561, 840780), (1620, 810159), (1701, 771580), (1730, 758646), (1890, 694422), (2007, 653940), (2076, 632205), (2230, 588546), (2268, 578685), (2422, 541890), (2430, 540106), (2595, 505764), (2676, 490455), (2835, 462948), (3114, 421470), (3122, 420390), (3345, 392364), (3402, 385790), (3460, 379323), (3633, 361260), (3780, 347211), (4014, 326970), (4460, 294273), (4671, 280980), (4683, 280260), (4844, 270945), (4860, 270053), (5190, 252882), (5670, 231474), (6021, 217980), (6055, 216756), (6228, 210735), (6244, 210195), (6690, 196182), (6804, 192895), (7266, 180630), (7785, 168588), (7805, 168156), (8028, 163485), (8505, 154316), (9342, 140490), (9366, 140130), (10035, 130788), (10380, 126441), (10899, 120420), (11340, 115737), (12042, 108990), (12110, 108378), (13380, 98091), (14013, 93660), (14049, 93420), (14532, 90315), (15570, 84294), (15610, 84078), (17010, 77158), (18063, 72660), (18165, 72252), (18684, 70245), (18732, 70065), (20070, 65394), (21798, 60210), (23355, 56196), (23415, 56052), (24084, 54495), (24220, 54189), (28026, 46830), (28098, 46710), (30105, 43596), (31140, 42147), (31220, 42039), (32697, 40140), (34020, 38579), (36126, 36330)]