64758780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21163}}^1$

素因数の和:21195

約数の個数: 72

約数和(自身を含む): 207999792

約数和(自身を除く): 143241012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 21163, 42326, 63489, 84652, 105815, 126978, 190467, 211630, 253956, 317445, 359771, 380934, 423260, 634890, 719542, 761868, 952335, 1079313, 1269780, 1439084, 1798855, 1904670, 2158626, 3237939, 3597710, 3809340, 4317252, 5396565, 6475878, 7195420, 10793130, 12951756, 16189695, 21586260, 32379390, 64758780]

約数ペア:

[(1, 64758780), (2, 32379390), (3, 21586260), (4, 16189695), (5, 12951756), (6, 10793130), (9, 7195420), (10, 6475878), (12, 5396565), (15, 4317252), (17, 3809340), (18, 3597710), (20, 3237939), (30, 2158626), (34, 1904670), (36, 1798855), (45, 1439084), (51, 1269780), (60, 1079313), (68, 952335), (85, 761868), (90, 719542), (102, 634890), (153, 423260), (170, 380934), (180, 359771), (204, 317445), (255, 253956), (306, 211630), (340, 190467), (510, 126978), (612, 105815), (765, 84652), (1020, 63489), (1530, 42326), (3060, 21163)]