28501560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1931}}^1$

素因数の和:1989

約数の個数: 96

約数和(自身を含む): 94938480

約数和(自身を除く): 66436920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 120, 123, 164, 180, 205, 246, 328, 360, 369, 410, 492, 615, 738, 820, 984, 1230, 1476, 1640, 1845, 1931, 2460, 2952, 3690, 3862, 4920, 5793, 7380, 7724, 9655, 11586, 14760, 15448, 17379, 19310, 23172, 28965, 34758, 38620, 46344, 57930, 69516, 77240, 79171, 86895, 115860, 139032, 158342, 173790, 231720, 237513, 316684, 347580, 395855, 475026, 633368, 695160, 712539, 791710, 950052, 1187565, 1425078, 1583420, 1900104, 2375130, 2850156, 3166840, 3562695, 4750260, 5700312, 7125390, 9500520, 14250780, 28501560]

約数ペア:

[(1, 28501560), (2, 14250780), (3, 9500520), (4, 7125390), (5, 5700312), (6, 4750260), (8, 3562695), (9, 3166840), (10, 2850156), (12, 2375130), (15, 1900104), (18, 1583420), (20, 1425078), (24, 1187565), (30, 950052), (36, 791710), (40, 712539), (41, 695160), (45, 633368), (60, 475026), (72, 395855), (82, 347580), (90, 316684), (120, 237513), (123, 231720), (164, 173790), (180, 158342), (205, 139032), (246, 115860), (328, 86895), (360, 79171), (369, 77240), (410, 69516), (492, 57930), (615, 46344), (738, 38620), (820, 34758), (984, 28965), (1230, 23172), (1476, 19310), (1640, 17379), (1845, 15448), (1931, 14760), (2460, 11586), (2952, 9655), (3690, 7724), (3862, 7380), (4920, 5793)]