87121260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:504

約数の個数: 144

約数和(自身を含む): 284461632

約数和(自身を除く): 197340372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 71, 85, 90, 102, 142, 153, 170, 180, 204, 213, 255, 284, 306, 340, 355, 401, 426, 510, 612, 639, 710, 765, 802, 852, 1020, 1065, 1203, 1207, 1278, 1420, 1530, 1604, 2005, 2130, 2406, 2414, 2556, 3060, 3195, 3609, 3621, 4010, 4260, 4812, 4828, 6015, 6035, 6390, 6817, 7218, 7242, 8020, 10863, 12030, 12070, 12780, 13634, 14436, 14484, 18045, 18105, 20451, 21726, 24060, 24140, 27268, 28471, 34085, 36090, 36210, 40902, 43452, 54315, 56942, 61353, 68170, 72180, 72420, 81804, 85413, 102255, 108630, 113884, 122706, 136340, 142355, 170826, 204510, 217260, 245412, 256239, 284710, 306765, 341652, 409020, 427065, 484007, 512478, 569420, 613530, 854130, 968014, 1024956, 1227060, 1281195, 1452021, 1708260, 1936028, 2420035, 2562390, 2904042, 4356063, 4840070, 5124780, 5808084, 7260105, 8712126, 9680140, 14520210, 17424252, 21780315, 29040420, 43560630, 87121260]

約数ペア:

[(1, 87121260), (2, 43560630), (3, 29040420), (4, 21780315), (5, 17424252), (6, 14520210), (9, 9680140), (10, 8712126), (12, 7260105), (15, 5808084), (17, 5124780), (18, 4840070), (20, 4356063), (30, 2904042), (34, 2562390), (36, 2420035), (45, 1936028), (51, 1708260), (60, 1452021), (68, 1281195), (71, 1227060), (85, 1024956), (90, 968014), (102, 854130), (142, 613530), (153, 569420), (170, 512478), (180, 484007), (204, 427065), (213, 409020), (255, 341652), (284, 306765), (306, 284710), (340, 256239), (355, 245412), (401, 217260), (426, 204510), (510, 170826), (612, 142355), (639, 136340), (710, 122706), (765, 113884), (802, 108630), (852, 102255), (1020, 85413), (1065, 81804), (1203, 72420), (1207, 72180), (1278, 68170), (1420, 61353), (1530, 56942), (1604, 54315), (2005, 43452), (2130, 40902), (2406, 36210), (2414, 36090), (2556, 34085), (3060, 28471), (3195, 27268), (3609, 24140), (3621, 24060), (4010, 21726), (4260, 20451), (4812, 18105), (4828, 18045), (6015, 14484), (6035, 14436), (6390, 13634), (6817, 12780), (7218, 12070), (7242, 12030), (8020, 10863)]