28740150

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 80724000

約数和(自身を除く): 51983850

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 61, 75, 90, 122, 135, 150, 183, 225, 270, 305, 349, 366, 450, 549, 610, 675, 698, 915, 1047, 1098, 1350, 1525, 1647, 1745, 1830, 2094, 2745, 3050, 3141, 3294, 3490, 4575, 5235, 5490, 6282, 8235, 8725, 9150, 9423, 10470, 13725, 15705, 16470, 17450, 18846, 21289, 26175, 27450, 31410, 41175, 42578, 47115, 52350, 63867, 78525, 82350, 94230, 106445, 127734, 157050, 191601, 212890, 235575, 319335, 383202, 471150, 532225, 574803, 638670, 958005, 1064450, 1149606, 1596675, 1916010, 2874015, 3193350, 4790025, 5748030, 9580050, 14370075, 28740150]

約数ペア:

[(1, 28740150), (2, 14370075), (3, 9580050), (5, 5748030), (6, 4790025), (9, 3193350), (10, 2874015), (15, 1916010), (18, 1596675), (25, 1149606), (27, 1064450), (30, 958005), (45, 638670), (50, 574803), (54, 532225), (61, 471150), (75, 383202), (90, 319335), (122, 235575), (135, 212890), (150, 191601), (183, 157050), (225, 127734), (270, 106445), (305, 94230), (349, 82350), (366, 78525), (450, 63867), (549, 52350), (610, 47115), (675, 42578), (698, 41175), (915, 31410), (1047, 27450), (1098, 26175), (1350, 21289), (1525, 18846), (1647, 17450), (1745, 16470), (1830, 15705), (2094, 13725), (2745, 10470), (3050, 9423), (3141, 9150), (3294, 8725), (3490, 8235), (4575, 6282), (5235, 5490)]