551001780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:335

約数の個数: 288

約数和(自身を含む): 2007742464

約数和(自身を除く): 1456740684

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 53, 60, 63, 70, 74, 84, 90, 105, 106, 111, 126, 140, 148, 159, 180, 185, 210, 212, 222, 223, 252, 259, 265, 315, 318, 333, 370, 371, 420, 444, 446, 477, 518, 530, 555, 630, 636, 666, 669, 740, 742, 777, 795, 892, 954, 1036, 1060, 1110, 1113, 1115, 1260, 1295, 1332, 1338, 1484, 1554, 1561, 1590, 1665, 1855, 1908, 1961, 2007, 2220, 2226, 2230, 2331, 2385, 2590, 2676, 3108, 3122, 3180, 3330, 3339, 3345, 3710, 3885, 3922, 4014, 4452, 4460, 4662, 4683, 4770, 5180, 5565, 5883, 6244, 6660, 6678, 6690, 7420, 7770, 7805, 7844, 8028, 8251, 9324, 9366, 9540, 9805, 10035, 11130, 11655, 11766, 11819, 13356, 13380, 13727, 14049, 15540, 15610, 16502, 16695, 17649, 18732, 19610, 20070, 22260, 23310, 23415, 23532, 23638, 24753, 27454, 28098, 29415, 31220, 33004, 33390, 35298, 35457, 39220, 40140, 41181, 41255, 46620, 46830, 47276, 49506, 54908, 56196, 57757, 58830, 59095, 66780, 68635, 70245, 70596, 70914, 74259, 82362, 82510, 82733, 88245, 93660, 99012, 106371, 115514, 117660, 118190, 123543, 123765, 137270, 140490, 141828, 148518, 164724, 165020, 165466, 173271, 176490, 177285, 205905, 212742, 231028, 236380, 247086, 247530, 248199, 274540, 280980, 288785, 297036, 330932, 346542, 352980, 354570, 371295, 411810, 413665, 425484, 437303, 494172, 495060, 496398, 519813, 531855, 577570, 617715, 693084, 709140, 742590, 744597, 823620, 827330, 866355, 874606, 992796, 1039626, 1063710, 1155140, 1235430, 1240995, 1311909, 1485180, 1489194, 1654660, 1732710, 1749212, 2079252, 2127420, 2186515, 2470860, 2481990, 2599065, 2623818, 2978388, 3061121, 3465420, 3722985, 3935727, 4373030, 4963980, 5198130, 5247636, 6122242, 6559545, 7445970, 7871454, 8746060, 9183363, 10396260, 12244484, 13119090, 14891940, 15305605, 15742908, 18366726, 19678635, 26238180, 27550089, 30611210, 36733452, 39357270, 45916815, 55100178, 61222420, 78714540, 91833630, 110200356, 137750445, 183667260, 275500890, 551001780]

約数ペア:

[(1, 551001780), (2, 275500890), (3, 183667260), (4, 137750445), (5, 110200356), (6, 91833630), (7, 78714540), (9, 61222420), (10, 55100178), (12, 45916815), (14, 39357270), (15, 36733452), (18, 30611210), (20, 27550089), (21, 26238180), (28, 19678635), (30, 18366726), (35, 15742908), (36, 15305605), (37, 14891940), (42, 13119090), (45, 12244484), (53, 10396260), (60, 9183363), (63, 8746060), (70, 7871454), (74, 7445970), (84, 6559545), (90, 6122242), (105, 5247636), (106, 5198130), (111, 4963980), (126, 4373030), (140, 3935727), (148, 3722985), (159, 3465420), (180, 3061121), (185, 2978388), (210, 2623818), (212, 2599065), (222, 2481990), (223, 2470860), (252, 2186515), (259, 2127420), (265, 2079252), (315, 1749212), (318, 1732710), (333, 1654660), (370, 1489194), (371, 1485180), (420, 1311909), (444, 1240995), (446, 1235430), (477, 1155140), (518, 1063710), (530, 1039626), (555, 992796), (630, 874606), (636, 866355), (666, 827330), (669, 823620), (740, 744597), (742, 742590), (777, 709140), (795, 693084), (892, 617715), (954, 577570), (1036, 531855), (1060, 519813), (1110, 496398), (1113, 495060), (1115, 494172), (1260, 437303), (1295, 425484), (1332, 413665), (1338, 411810), (1484, 371295), (1554, 354570), (1561, 352980), (1590, 346542), (1665, 330932), (1855, 297036), (1908, 288785), (1961, 280980), (2007, 274540), (2220, 248199), (2226, 247530), (2230, 247086), (2331, 236380), (2385, 231028), (2590, 212742), (2676, 205905), (3108, 177285), (3122, 176490), (3180, 173271), (3330, 165466), (3339, 165020), (3345, 164724), (3710, 148518), (3885, 141828), (3922, 140490), (4014, 137270), (4452, 123765), (4460, 123543), (4662, 118190), (4683, 117660), (4770, 115514), (5180, 106371), (5565, 99012), (5883, 93660), (6244, 88245), (6660, 82733), (6678, 82510), (6690, 82362), (7420, 74259), (7770, 70914), (7805, 70596), (7844, 70245), (8028, 68635), (8251, 66780), (9324, 59095), (9366, 58830), (9540, 57757), (9805, 56196), (10035, 54908), (11130, 49506), (11655, 47276), (11766, 46830), (11819, 46620), (13356, 41255), (13380, 41181), (13727, 40140), (14049, 39220), (15540, 35457), (15610, 35298), (16502, 33390), (16695, 33004), (17649, 31220), (18732, 29415), (19610, 28098), (20070, 27454), (22260, 24753), (23310, 23638), (23415, 23532)]