68697540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1$

素因数の和:466

約数の個数: 144

約数和(自身を含む): 224078400

約数和(自身を除く): 155380860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 53, 57, 60, 76, 90, 95, 106, 114, 159, 171, 180, 190, 212, 228, 265, 285, 318, 342, 379, 380, 477, 530, 570, 636, 684, 758, 795, 855, 954, 1007, 1060, 1137, 1140, 1516, 1590, 1710, 1895, 1908, 2014, 2274, 2385, 3021, 3180, 3411, 3420, 3790, 4028, 4548, 4770, 5035, 5685, 6042, 6822, 7201, 7580, 9063, 9540, 10070, 11370, 12084, 13644, 14402, 15105, 17055, 18126, 20087, 20140, 21603, 22740, 28804, 30210, 34110, 36005, 36252, 40174, 43206, 45315, 60261, 60420, 64809, 68220, 72010, 80348, 86412, 90630, 100435, 108015, 120522, 129618, 144020, 180783, 181260, 200870, 216030, 241044, 259236, 301305, 324045, 361566, 381653, 401740, 432060, 602610, 648090, 723132, 763306, 903915, 1144959, 1205220, 1296180, 1526612, 1807830, 1908265, 2289918, 3434877, 3615660, 3816530, 4579836, 5724795, 6869754, 7633060, 11449590, 13739508, 17174385, 22899180, 34348770, 68697540]

約数ペア:

[(1, 68697540), (2, 34348770), (3, 22899180), (4, 17174385), (5, 13739508), (6, 11449590), (9, 7633060), (10, 6869754), (12, 5724795), (15, 4579836), (18, 3816530), (19, 3615660), (20, 3434877), (30, 2289918), (36, 1908265), (38, 1807830), (45, 1526612), (53, 1296180), (57, 1205220), (60, 1144959), (76, 903915), (90, 763306), (95, 723132), (106, 648090), (114, 602610), (159, 432060), (171, 401740), (180, 381653), (190, 361566), (212, 324045), (228, 301305), (265, 259236), (285, 241044), (318, 216030), (342, 200870), (379, 181260), (380, 180783), (477, 144020), (530, 129618), (570, 120522), (636, 108015), (684, 100435), (758, 90630), (795, 86412), (855, 80348), (954, 72010), (1007, 68220), (1060, 64809), (1137, 60420), (1140, 60261), (1516, 45315), (1590, 43206), (1710, 40174), (1895, 36252), (1908, 36005), (2014, 34110), (2274, 30210), (2385, 28804), (3021, 22740), (3180, 21603), (3411, 20140), (3420, 20087), (3790, 18126), (4028, 17055), (4548, 15105), (4770, 14402), (5035, 13644), (5685, 12084), (6042, 11370), (6822, 10070), (7201, 9540), (7580, 9063)]