12315990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:118

約数の個数: 128

約数和(自身を含む): 34836480

約数和(自身を除く): 22520490

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 30, 31, 34, 38, 41, 51, 57, 62, 82, 85, 93, 95, 102, 114, 123, 155, 170, 186, 190, 205, 246, 255, 285, 310, 323, 410, 465, 510, 527, 570, 589, 615, 646, 697, 779, 930, 969, 1054, 1178, 1230, 1271, 1394, 1558, 1581, 1615, 1767, 1938, 2091, 2337, 2542, 2635, 2945, 3162, 3230, 3485, 3534, 3813, 3895, 4182, 4674, 4845, 5270, 5890, 6355, 6970, 7626, 7790, 7905, 8835, 9690, 10013, 10455, 11685, 12710, 13243, 15810, 17670, 19065, 20026, 20910, 21607, 23370, 24149, 26486, 30039, 38130, 39729, 43214, 48298, 50065, 60078, 64821, 66215, 72447, 79458, 100130, 108035, 120745, 129642, 132430, 144894, 150195, 198645, 216070, 241490, 300390, 324105, 362235, 397290, 410533, 648210, 724470, 821066, 1231599, 2052665, 2463198, 4105330, 6157995, 12315990]

約数ペア:

[(1, 12315990), (2, 6157995), (3, 4105330), (5, 2463198), (6, 2052665), (10, 1231599), (15, 821066), (17, 724470), (19, 648210), (30, 410533), (31, 397290), (34, 362235), (38, 324105), (41, 300390), (51, 241490), (57, 216070), (62, 198645), (82, 150195), (85, 144894), (93, 132430), (95, 129642), (102, 120745), (114, 108035), (123, 100130), (155, 79458), (170, 72447), (186, 66215), (190, 64821), (205, 60078), (246, 50065), (255, 48298), (285, 43214), (310, 39729), (323, 38130), (410, 30039), (465, 26486), (510, 24149), (527, 23370), (570, 21607), (589, 20910), (615, 20026), (646, 19065), (697, 17670), (779, 15810), (930, 13243), (969, 12710), (1054, 11685), (1178, 10455), (1230, 10013), (1271, 9690), (1394, 8835), (1558, 7905), (1581, 7790), (1615, 7626), (1767, 6970), (1938, 6355), (2091, 5890), (2337, 5270), (2542, 4845), (2635, 4674), (2945, 4182), (3162, 3895), (3230, 3813), (3485, 3534)]