31872690

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1$

素因数の和:166

約数の個数: 120

約数和(自身を含む): 91279980

約数和(自身を除く): 59407290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 81, 90, 95, 109, 114, 135, 162, 171, 190, 218, 270, 285, 327, 342, 361, 405, 513, 545, 570, 654, 722, 810, 855, 981, 1026, 1083, 1090, 1539, 1635, 1710, 1805, 1962, 2071, 2166, 2565, 2943, 3078, 3249, 3270, 3610, 4142, 4905, 5130, 5415, 5886, 6213, 6498, 7695, 8829, 9747, 9810, 10355, 10830, 12426, 14715, 15390, 16245, 17658, 18639, 19494, 20710, 29241, 29430, 31065, 32490, 37278, 39349, 44145, 48735, 55917, 58482, 62130, 78698, 88290, 93195, 97470, 111834, 118047, 146205, 167751, 186390, 196745, 236094, 279585, 292410, 335502, 354141, 393490, 559170, 590235, 708282, 838755, 1062423, 1180470, 1677510, 1770705, 2124846, 3187269, 3541410, 5312115, 6374538, 10624230, 15936345, 31872690]

約数ペア:

[(1, 31872690), (2, 15936345), (3, 10624230), (5, 6374538), (6, 5312115), (9, 3541410), (10, 3187269), (15, 2124846), (18, 1770705), (19, 1677510), (27, 1180470), (30, 1062423), (38, 838755), (45, 708282), (54, 590235), (57, 559170), (81, 393490), (90, 354141), (95, 335502), (109, 292410), (114, 279585), (135, 236094), (162, 196745), (171, 186390), (190, 167751), (218, 146205), (270, 118047), (285, 111834), (327, 97470), (342, 93195), (361, 88290), (405, 78698), (513, 62130), (545, 58482), (570, 55917), (654, 48735), (722, 44145), (810, 39349), (855, 37278), (981, 32490), (1026, 31065), (1083, 29430), (1090, 29241), (1539, 20710), (1635, 19494), (1710, 18639), (1805, 17658), (1962, 16245), (2071, 15390), (2166, 14715), (2565, 12426), (2943, 10830), (3078, 10355), (3249, 9810), (3270, 9747), (3610, 8829), (4142, 7695), (4905, 6498), (5130, 6213), (5415, 5886)]