28325700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1$

素因数の和:308

約数の個数: 180

約数和(自身を含む): 99251460

約数和(自身を除く): 70925760

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 75, 78, 81, 90, 100, 108, 117, 130, 135, 150, 156, 162, 180, 195, 225, 234, 260, 269, 270, 300, 324, 325, 351, 390, 405, 450, 468, 538, 540, 585, 650, 675, 702, 780, 807, 810, 900, 975, 1053, 1076, 1170, 1300, 1345, 1350, 1404, 1614, 1620, 1755, 1950, 2025, 2106, 2340, 2421, 2690, 2700, 2925, 3228, 3497, 3510, 3900, 4035, 4050, 4212, 4842, 5265, 5380, 5850, 6725, 6994, 7020, 7263, 8070, 8100, 8775, 9684, 10491, 10530, 11700, 12105, 13450, 13988, 14526, 16140, 17485, 17550, 20175, 20982, 21060, 21789, 24210, 26325, 26900, 29052, 31473, 34970, 35100, 36315, 40350, 41964, 43578, 48420, 52455, 52650, 60525, 62946, 69940, 72630, 80700, 87156, 87425, 94419, 104910, 105300, 108945, 121050, 125892, 145260, 157365, 174850, 181575, 188838, 209820, 217890, 242100, 262275, 283257, 314730, 349700, 363150, 377676, 435780, 472095, 524550, 544725, 566514, 629460, 726300, 786825, 944190, 1049100, 1089450, 1133028, 1416285, 1573650, 1888380, 2178900, 2360475, 2832570, 3147300, 4720950, 5665140, 7081425, 9441900, 14162850, 28325700]

約数ペア:

[(1, 28325700), (2, 14162850), (3, 9441900), (4, 7081425), (5, 5665140), (6, 4720950), (9, 3147300), (10, 2832570), (12, 2360475), (13, 2178900), (15, 1888380), (18, 1573650), (20, 1416285), (25, 1133028), (26, 1089450), (27, 1049100), (30, 944190), (36, 786825), (39, 726300), (45, 629460), (50, 566514), (52, 544725), (54, 524550), (60, 472095), (65, 435780), (75, 377676), (78, 363150), (81, 349700), (90, 314730), (100, 283257), (108, 262275), (117, 242100), (130, 217890), (135, 209820), (150, 188838), (156, 181575), (162, 174850), (180, 157365), (195, 145260), (225, 125892), (234, 121050), (260, 108945), (269, 105300), (270, 104910), (300, 94419), (324, 87425), (325, 87156), (351, 80700), (390, 72630), (405, 69940), (450, 62946), (468, 60525), (538, 52650), (540, 52455), (585, 48420), (650, 43578), (675, 41964), (702, 40350), (780, 36315), (807, 35100), (810, 34970), (900, 31473), (975, 29052), (1053, 26900), (1076, 26325), (1170, 24210), (1300, 21789), (1345, 21060), (1350, 20982), (1404, 20175), (1614, 17550), (1620, 17485), (1755, 16140), (1950, 14526), (2025, 13988), (2106, 13450), (2340, 12105), (2421, 11700), (2690, 10530), (2700, 10491), (2925, 9684), (3228, 8775), (3497, 8100), (3510, 8070), (3900, 7263), (4035, 7020), (4050, 6994), (4212, 6725), (4842, 5850), (5265, 5380)]