15709976420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{359}}^1$

素因数の和:582

約数の個数: 144

約数和(自身を含む): 35983543680

約数和(自身を除く): 20273567260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 113, 134, 170, 226, 268, 289, 335, 340, 359, 452, 565, 578, 670, 718, 1130, 1139, 1156, 1340, 1436, 1445, 1795, 1921, 2260, 2278, 2890, 3590, 3842, 4556, 5695, 5780, 6103, 7180, 7571, 7684, 9605, 11390, 12206, 15142, 19210, 19363, 22780, 24053, 24412, 30284, 30515, 32657, 37855, 38420, 38726, 40567, 48106, 61030, 65314, 75710, 77452, 81134, 96212, 96815, 103751, 120265, 122060, 128707, 130628, 151420, 162268, 163285, 193630, 202835, 207502, 240530, 257414, 326570, 387260, 405670, 408901, 415004, 481060, 514828, 518755, 643535, 653140, 689639, 811340, 817802, 1037510, 1287070, 1379278, 1635604, 2044505, 2075020, 2188019, 2574140, 2717989, 2758556, 3448195, 4089010, 4376038, 5435978, 6896390, 6951317, 8178020, 8752076, 10871956, 10940095, 11723863, 13589945, 13792780, 13902634, 21880190, 23447726, 27179890, 27805268, 34756585, 43760380, 46205813, 46895452, 54359780, 58619315, 69513170, 92411626, 117238630, 139026340, 184823252, 231029065, 234477260, 462058130, 785498821, 924116260, 1570997642, 3141995284, 3927494105, 7854988210, 15709976420]

約数ペア:

[(1, 15709976420), (2, 7854988210), (4, 3927494105), (5, 3141995284), (10, 1570997642), (17, 924116260), (20, 785498821), (34, 462058130), (67, 234477260), (68, 231029065), (85, 184823252), (113, 139026340), (134, 117238630), (170, 92411626), (226, 69513170), (268, 58619315), (289, 54359780), (335, 46895452), (340, 46205813), (359, 43760380), (452, 34756585), (565, 27805268), (578, 27179890), (670, 23447726), (718, 21880190), (1130, 13902634), (1139, 13792780), (1156, 13589945), (1340, 11723863), (1436, 10940095), (1445, 10871956), (1795, 8752076), (1921, 8178020), (2260, 6951317), (2278, 6896390), (2890, 5435978), (3590, 4376038), (3842, 4089010), (4556, 3448195), (5695, 2758556), (5780, 2717989), (6103, 2574140), (7180, 2188019), (7571, 2075020), (7684, 2044505), (9605, 1635604), (11390, 1379278), (12206, 1287070), (15142, 1037510), (19210, 817802), (19363, 811340), (22780, 689639), (24053, 653140), (24412, 643535), (30284, 518755), (30515, 514828), (32657, 481060), (37855, 415004), (38420, 408901), (38726, 405670), (40567, 387260), (48106, 326570), (61030, 257414), (65314, 240530), (75710, 207502), (77452, 202835), (81134, 193630), (96212, 163285), (96815, 162268), (103751, 151420), (120265, 130628), (122060, 128707)]