28634970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1$

素因数の和:664

約数の個数: 128

約数和(自身を含む): 89703936

約数和(自身を除く): 61068966

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 17, 21, 26, 30, 34, 35, 39, 42, 51, 65, 70, 78, 85, 91, 102, 105, 119, 130, 170, 182, 195, 210, 221, 238, 255, 273, 357, 390, 442, 455, 510, 546, 595, 617, 663, 714, 910, 1105, 1190, 1234, 1326, 1365, 1547, 1785, 1851, 2210, 2730, 3085, 3094, 3315, 3570, 3702, 4319, 4641, 6170, 6630, 7735, 8021, 8638, 9255, 9282, 10489, 12957, 15470, 16042, 18510, 20978, 21595, 23205, 24063, 25914, 31467, 40105, 43190, 46410, 48126, 52445, 56147, 62934, 64785, 73423, 80210, 104890, 112294, 120315, 129570, 136357, 146846, 157335, 168441, 220269, 240630, 272714, 280735, 314670, 336882, 367115, 409071, 440538, 561470, 681785, 734230, 818142, 842205, 954499, 1101345, 1363570, 1684410, 1908998, 2045355, 2202690, 2863497, 4090710, 4772495, 5726994, 9544990, 14317485, 28634970]

約数ペア:

[(1, 28634970), (2, 14317485), (3, 9544990), (5, 5726994), (6, 4772495), (7, 4090710), (10, 2863497), (13, 2202690), (14, 2045355), (15, 1908998), (17, 1684410), (21, 1363570), (26, 1101345), (30, 954499), (34, 842205), (35, 818142), (39, 734230), (42, 681785), (51, 561470), (65, 440538), (70, 409071), (78, 367115), (85, 336882), (91, 314670), (102, 280735), (105, 272714), (119, 240630), (130, 220269), (170, 168441), (182, 157335), (195, 146846), (210, 136357), (221, 129570), (238, 120315), (255, 112294), (273, 104890), (357, 80210), (390, 73423), (442, 64785), (455, 62934), (510, 56147), (546, 52445), (595, 48126), (617, 46410), (663, 43190), (714, 40105), (910, 31467), (1105, 25914), (1190, 24063), (1234, 23205), (1326, 21595), (1365, 20978), (1547, 18510), (1785, 16042), (1851, 15470), (2210, 12957), (2730, 10489), (3085, 9282), (3094, 9255), (3315, 8638), (3570, 8021), (3702, 7735), (4319, 6630), (4641, 6170)]