1681717740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{11261}}^1$

素因数の和:11423

約数の個数: 96

約数和(自身を含む): 4994922240

約数和(自身を除く): 3313204500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 131, 190, 228, 262, 285, 380, 393, 524, 570, 655, 786, 1140, 1310, 1572, 1965, 2489, 2620, 3930, 4978, 7467, 7860, 9956, 11261, 12445, 14934, 22522, 24890, 29868, 33783, 37335, 45044, 49780, 56305, 67566, 74670, 112610, 135132, 149340, 168915, 213959, 225220, 337830, 427918, 641877, 675660, 855836, 1069795, 1283754, 1475191, 2139590, 2567508, 2950382, 3209385, 4279180, 4425573, 5900764, 6418770, 7375955, 8851146, 12837540, 14751910, 17702292, 22127865, 28028629, 29503820, 44255730, 56057258, 84085887, 88511460, 112114516, 140143145, 168171774, 280286290, 336343548, 420429435, 560572580, 840858870, 1681717740]

約数ペア:

[(1, 1681717740), (2, 840858870), (3, 560572580), (4, 420429435), (5, 336343548), (6, 280286290), (10, 168171774), (12, 140143145), (15, 112114516), (19, 88511460), (20, 84085887), (30, 56057258), (38, 44255730), (57, 29503820), (60, 28028629), (76, 22127865), (95, 17702292), (114, 14751910), (131, 12837540), (190, 8851146), (228, 7375955), (262, 6418770), (285, 5900764), (380, 4425573), (393, 4279180), (524, 3209385), (570, 2950382), (655, 2567508), (786, 2139590), (1140, 1475191), (1310, 1283754), (1572, 1069795), (1965, 855836), (2489, 675660), (2620, 641877), (3930, 427918), (4978, 337830), (7467, 225220), (7860, 213959), (9956, 168915), (11261, 149340), (12445, 135132), (14934, 112610), (22522, 74670), (24890, 67566), (29868, 56305), (33783, 49780), (37335, 45044)]