15789888920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1\times {\mathrm{1367}}^1$

素因数の和:1717

約数の個数: 128

約数和(自身を含む): 38851747200

約数和(自身を除く): 23061858280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 97, 104, 130, 194, 229, 260, 388, 458, 485, 520, 776, 916, 970, 1145, 1261, 1367, 1832, 1940, 2290, 2522, 2734, 2977, 3880, 4580, 5044, 5468, 5954, 6305, 6835, 9160, 10088, 10936, 11908, 12610, 13670, 14885, 17771, 22213, 23816, 25220, 27340, 29770, 35542, 44426, 50440, 54680, 59540, 71084, 88852, 88855, 111065, 119080, 132599, 142168, 177704, 177710, 222130, 265198, 288769, 313043, 355420, 444260, 530396, 577538, 626086, 662995, 710840, 888520, 1060792, 1155076, 1252172, 1325990, 1443845, 1565215, 1723787, 2310152, 2504344, 2651980, 2887690, 3130430, 3447574, 4069559, 5303960, 5775380, 6260860, 6895148, 8139118, 8618935, 11550760, 12521720, 13790296, 16278236, 17237870, 20347795, 30365171, 32556472, 34475740, 40695590, 60730342, 68951480, 81391180, 121460684, 151825855, 162782360, 242921368, 303651710, 394747223, 607303420, 789494446, 1214606840, 1578988892, 1973736115, 3157977784, 3947472230, 7894944460, 15789888920]

約数ペア:

[(1, 15789888920), (2, 7894944460), (4, 3947472230), (5, 3157977784), (8, 1973736115), (10, 1578988892), (13, 1214606840), (20, 789494446), (26, 607303420), (40, 394747223), (52, 303651710), (65, 242921368), (97, 162782360), (104, 151825855), (130, 121460684), (194, 81391180), (229, 68951480), (260, 60730342), (388, 40695590), (458, 34475740), (485, 32556472), (520, 30365171), (776, 20347795), (916, 17237870), (970, 16278236), (1145, 13790296), (1261, 12521720), (1367, 11550760), (1832, 8618935), (1940, 8139118), (2290, 6895148), (2522, 6260860), (2734, 5775380), (2977, 5303960), (3880, 4069559), (4580, 3447574), (5044, 3130430), (5468, 2887690), (5954, 2651980), (6305, 2504344), (6835, 2310152), (9160, 1723787), (10088, 1565215), (10936, 1443845), (11908, 1325990), (12610, 1252172), (13670, 1155076), (14885, 1060792), (17771, 888520), (22213, 710840), (23816, 662995), (25220, 626086), (27340, 577538), (29770, 530396), (35542, 444260), (44426, 355420), (50440, 313043), (54680, 288769), (59540, 265198), (71084, 222130), (88852, 177710), (88855, 177704), (111065, 142168), (119080, 132599)]