216222210

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:238

約数の個数: 160

約数和(自身を含む): 613324800

約数和(自身を除く): 397102590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 79, 81, 90, 93, 109, 135, 155, 158, 162, 186, 218, 237, 270, 279, 310, 327, 395, 405, 465, 474, 545, 558, 654, 711, 790, 810, 837, 930, 981, 1090, 1185, 1395, 1422, 1635, 1674, 1962, 2133, 2370, 2449, 2511, 2790, 2943, 3270, 3379, 3555, 4185, 4266, 4898, 4905, 5022, 5886, 6399, 6758, 7110, 7347, 8370, 8611, 8829, 9810, 10137, 10665, 12245, 12555, 12798, 14694, 14715, 16895, 17222, 17658, 20274, 21330, 22041, 24490, 25110, 25833, 29430, 30411, 31995, 33790, 36735, 43055, 44082, 44145, 50685, 51666, 60822, 63990, 66123, 73470, 77499, 86110, 88290, 91233, 101370, 110205, 129165, 132246, 152055, 154998, 182466, 198369, 220410, 232497, 258330, 266941, 273699, 304110, 330615, 387495, 396738, 456165, 464994, 533882, 547398, 661230, 697491, 774990, 800823, 912330, 991845, 1162485, 1334705, 1368495, 1394982, 1601646, 1983690, 2324970, 2402469, 2669410, 2736990, 3487455, 4004115, 4804938, 6974910, 7207407, 8008230, 12012345, 14414814, 21622221, 24024690, 36037035, 43244442, 72074070, 108111105, 216222210]

約数ペア:

[(1, 216222210), (2, 108111105), (3, 72074070), (5, 43244442), (6, 36037035), (9, 24024690), (10, 21622221), (15, 14414814), (18, 12012345), (27, 8008230), (30, 7207407), (31, 6974910), (45, 4804938), (54, 4004115), (62, 3487455), (79, 2736990), (81, 2669410), (90, 2402469), (93, 2324970), (109, 1983690), (135, 1601646), (155, 1394982), (158, 1368495), (162, 1334705), (186, 1162485), (218, 991845), (237, 912330), (270, 800823), (279, 774990), (310, 697491), (327, 661230), (395, 547398), (405, 533882), (465, 464994), (474, 456165), (545, 396738), (558, 387495), (654, 330615), (711, 304110), (790, 273699), (810, 266941), (837, 258330), (930, 232497), (981, 220410), (1090, 198369), (1185, 182466), (1395, 154998), (1422, 152055), (1635, 132246), (1674, 129165), (1962, 110205), (2133, 101370), (2370, 91233), (2449, 88290), (2511, 86110), (2790, 77499), (2943, 73470), (3270, 66123), (3379, 63990), (3555, 60822), (4185, 51666), (4266, 50685), (4898, 44145), (4905, 44082), (5022, 43055), (5886, 36735), (6399, 33790), (6758, 31995), (7110, 30411), (7347, 29430), (8370, 25833), (8611, 25110), (8829, 24490), (9810, 22041), (10137, 21330), (10665, 20274), (12245, 17658), (12555, 17222), (12798, 16895), (14694, 14715)]