1216095720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{206819}}^1$

素因数の和:206847

約数の個数: 96

約数和(自身を含む): 4243946400

約数和(自身を除く): 3027850680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 206819, 413638, 620457, 827276, 1034095, 1240914, 1447733, 1654552, 2068190, 2481828, 2895466, 3102285, 4136380, 4343199, 4963656, 5790932, 6204570, 7238665, 8272760, 8686398, 10134131, 11581864, 12409140, 14477330, 17372796, 20268262, 21715995, 24818280, 28954660, 30402393, 34745592, 40536524, 43431990, 50670655, 57909320, 60804786, 81073048, 86863980, 101341310, 121609572, 152011965, 173727960, 202682620, 243219144, 304023930, 405365240, 608047860, 1216095720]

約数ペア:

[(1, 1216095720), (2, 608047860), (3, 405365240), (4, 304023930), (5, 243219144), (6, 202682620), (7, 173727960), (8, 152011965), (10, 121609572), (12, 101341310), (14, 86863980), (15, 81073048), (20, 60804786), (21, 57909320), (24, 50670655), (28, 43431990), (30, 40536524), (35, 34745592), (40, 30402393), (42, 28954660), (49, 24818280), (56, 21715995), (60, 20268262), (70, 17372796), (84, 14477330), (98, 12409140), (105, 11581864), (120, 10134131), (140, 8686398), (147, 8272760), (168, 7238665), (196, 6204570), (210, 5790932), (245, 4963656), (280, 4343199), (294, 4136380), (392, 3102285), (420, 2895466), (490, 2481828), (588, 2068190), (735, 1654552), (840, 1447733), (980, 1240914), (1176, 1034095), (1470, 827276), (1960, 620457), (2940, 413638), (5880, 206819)]