15985460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 38707200

約数和(自身を除く): 22721740

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 31, 38, 46, 59, 62, 76, 92, 95, 115, 118, 124, 155, 190, 230, 236, 295, 310, 380, 437, 460, 589, 590, 620, 713, 874, 1121, 1178, 1180, 1357, 1426, 1748, 1829, 2185, 2242, 2356, 2714, 2852, 2945, 3565, 3658, 4370, 4484, 5428, 5605, 5890, 6785, 7130, 7316, 8740, 9145, 11210, 11780, 13547, 13570, 14260, 18290, 22420, 25783, 27094, 27140, 34751, 36580, 42067, 51566, 54188, 67735, 69502, 84134, 103132, 128915, 135470, 139004, 168268, 173755, 210335, 257830, 270940, 347510, 420670, 515660, 695020, 799273, 841340, 1598546, 3197092, 3996365, 7992730, 15985460]

約数ペア:

[(1, 15985460), (2, 7992730), (4, 3996365), (5, 3197092), (10, 1598546), (19, 841340), (20, 799273), (23, 695020), (31, 515660), (38, 420670), (46, 347510), (59, 270940), (62, 257830), (76, 210335), (92, 173755), (95, 168268), (115, 139004), (118, 135470), (124, 128915), (155, 103132), (190, 84134), (230, 69502), (236, 67735), (295, 54188), (310, 51566), (380, 42067), (437, 36580), (460, 34751), (589, 27140), (590, 27094), (620, 25783), (713, 22420), (874, 18290), (1121, 14260), (1178, 13570), (1180, 13547), (1357, 11780), (1426, 11210), (1748, 9145), (1829, 8740), (2185, 7316), (2242, 7130), (2356, 6785), (2714, 5890), (2852, 5605), (2945, 5428), (3565, 4484), (3658, 4370)]