180351990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:132

約数の個数: 288

約数和(自身を含む): 619085376

約数和(自身を除く): 438733386

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 19, 21, 26, 30, 35, 38, 39, 42, 45, 57, 61, 63, 65, 70, 78, 90, 91, 95, 105, 114, 117, 122, 126, 130, 133, 171, 182, 183, 190, 195, 210, 234, 247, 266, 273, 285, 305, 315, 342, 361, 366, 390, 399, 427, 455, 494, 546, 549, 570, 585, 610, 630, 665, 722, 741, 793, 798, 819, 854, 855, 910, 915, 1083, 1098, 1159, 1170, 1197, 1235, 1281, 1330, 1365, 1482, 1586, 1638, 1710, 1729, 1805, 1830, 1995, 2135, 2166, 2223, 2318, 2379, 2394, 2470, 2527, 2562, 2730, 2745, 3249, 3458, 3477, 3610, 3705, 3843, 3965, 3990, 4095, 4270, 4446, 4693, 4758, 5054, 5187, 5415, 5490, 5551, 5795, 5985, 6405, 6498, 6954, 7137, 7410, 7581, 7686, 7930, 8113, 8190, 8645, 9386, 10374, 10431, 10830, 11102, 11115, 11590, 11895, 11970, 12635, 12810, 14079, 14274, 15067, 15162, 15561, 16226, 16245, 16653, 17290, 17385, 19215, 20862, 22021, 22230, 22743, 23465, 23790, 24339, 25270, 25935, 27755, 28158, 30134, 31122, 32490, 32851, 33306, 34770, 35685, 37905, 38430, 40565, 42237, 44042, 45201, 45486, 46930, 48678, 49959, 51870, 52155, 55510, 65702, 66063, 70395, 71370, 73017, 75335, 75810, 77805, 81130, 83265, 84474, 90402, 98553, 99918, 104310, 105469, 110105, 113715, 121695, 132126, 135603, 140790, 146034, 150670, 154147, 155610, 164255, 166530, 197106, 198189, 210938, 211185, 220210, 226005, 227430, 243390, 249795, 271206, 286273, 295659, 308294, 316407, 328510, 330315, 365085, 396378, 422370, 452010, 462441, 492765, 499590, 527345, 572546, 591318, 632814, 660630, 678015, 730170, 770735, 858819, 924882, 949221, 985530, 990945, 1054690, 1356030, 1387323, 1431365, 1478295, 1541470, 1582035, 1717638, 1898442, 1981890, 2003911, 2312205, 2576457, 2774646, 2862730, 2956590, 3164070, 4007822, 4294095, 4624410, 4746105, 5152914, 6011733, 6936615, 8588190, 9492210, 10019555, 12023466, 12882285, 13873230, 18035199, 20039110, 25764570, 30058665, 36070398, 60117330, 90175995, 180351990]

約数ペア:

[(1, 180351990), (2, 90175995), (3, 60117330), (5, 36070398), (6, 30058665), (7, 25764570), (9, 20039110), (10, 18035199), (13, 13873230), (14, 12882285), (15, 12023466), (18, 10019555), (19, 9492210), (21, 8588190), (26, 6936615), (30, 6011733), (35, 5152914), (38, 4746105), (39, 4624410), (42, 4294095), (45, 4007822), (57, 3164070), (61, 2956590), (63, 2862730), (65, 2774646), (70, 2576457), (78, 2312205), (90, 2003911), (91, 1981890), (95, 1898442), (105, 1717638), (114, 1582035), (117, 1541470), (122, 1478295), (126, 1431365), (130, 1387323), (133, 1356030), (171, 1054690), (182, 990945), (183, 985530), (190, 949221), (195, 924882), (210, 858819), (234, 770735), (247, 730170), (266, 678015), (273, 660630), (285, 632814), (305, 591318), (315, 572546), (342, 527345), (361, 499590), (366, 492765), (390, 462441), (399, 452010), (427, 422370), (455, 396378), (494, 365085), (546, 330315), (549, 328510), (570, 316407), (585, 308294), (610, 295659), (630, 286273), (665, 271206), (722, 249795), (741, 243390), (793, 227430), (798, 226005), (819, 220210), (854, 211185), (855, 210938), (910, 198189), (915, 197106), (1083, 166530), (1098, 164255), (1159, 155610), (1170, 154147), (1197, 150670), (1235, 146034), (1281, 140790), (1330, 135603), (1365, 132126), (1482, 121695), (1586, 113715), (1638, 110105), (1710, 105469), (1729, 104310), (1805, 99918), (1830, 98553), (1995, 90402), (2135, 84474), (2166, 83265), (2223, 81130), (2318, 77805), (2379, 75810), (2394, 75335), (2470, 73017), (2527, 71370), (2562, 70395), (2730, 66063), (2745, 65702), (3249, 55510), (3458, 52155), (3477, 51870), (3610, 49959), (3705, 48678), (3843, 46930), (3965, 45486), (3990, 45201), (4095, 44042), (4270, 42237), (4446, 40565), (4693, 38430), (4758, 37905), (5054, 35685), (5187, 34770), (5415, 33306), (5490, 32851), (5551, 32490), (5795, 31122), (5985, 30134), (6405, 28158), (6498, 27755), (6954, 25935), (7137, 25270), (7410, 24339), (7581, 23790), (7686, 23465), (7930, 22743), (8113, 22230), (8190, 22021), (8645, 20862), (9386, 19215), (10374, 17385), (10431, 17290), (10830, 16653), (11102, 16245), (11115, 16226), (11590, 15561), (11895, 15162), (11970, 15067), (12635, 14274), (12810, 14079)]