28630350

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:235

約数の個数: 144

約数和(自身を含む): 89949600

約数和(自身を除く): 61319250

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 61, 63, 70, 75, 90, 105, 122, 126, 149, 150, 175, 183, 210, 225, 298, 305, 315, 350, 366, 427, 447, 450, 525, 549, 610, 630, 745, 854, 894, 915, 1043, 1050, 1098, 1281, 1341, 1490, 1525, 1575, 1830, 2086, 2135, 2235, 2562, 2682, 2745, 3050, 3129, 3150, 3725, 3843, 4270, 4470, 4575, 5215, 5490, 6258, 6405, 6705, 7450, 7686, 9089, 9150, 9387, 10430, 10675, 11175, 12810, 13410, 13725, 15645, 18178, 18774, 19215, 21350, 22350, 26075, 27267, 27450, 31290, 32025, 33525, 38430, 45445, 46935, 52150, 54534, 63623, 64050, 67050, 78225, 81801, 90890, 93870, 96075, 127246, 136335, 156450, 163602, 190869, 192150, 227225, 234675, 272670, 318115, 381738, 409005, 454450, 469350, 572607, 636230, 681675, 818010, 954345, 1145214, 1363350, 1590575, 1908690, 2045025, 2863035, 3181150, 4090050, 4771725, 5726070, 9543450, 14315175, 28630350]

約数ペア:

[(1, 28630350), (2, 14315175), (3, 9543450), (5, 5726070), (6, 4771725), (7, 4090050), (9, 3181150), (10, 2863035), (14, 2045025), (15, 1908690), (18, 1590575), (21, 1363350), (25, 1145214), (30, 954345), (35, 818010), (42, 681675), (45, 636230), (50, 572607), (61, 469350), (63, 454450), (70, 409005), (75, 381738), (90, 318115), (105, 272670), (122, 234675), (126, 227225), (149, 192150), (150, 190869), (175, 163602), (183, 156450), (210, 136335), (225, 127246), (298, 96075), (305, 93870), (315, 90890), (350, 81801), (366, 78225), (427, 67050), (447, 64050), (450, 63623), (525, 54534), (549, 52150), (610, 46935), (630, 45445), (745, 38430), (854, 33525), (894, 32025), (915, 31290), (1043, 27450), (1050, 27267), (1098, 26075), (1281, 22350), (1341, 21350), (1490, 19215), (1525, 18774), (1575, 18178), (1830, 15645), (2086, 13725), (2135, 13410), (2235, 12810), (2562, 11175), (2682, 10675), (2745, 10430), (3050, 9387), (3129, 9150), (3150, 9089), (3725, 7686), (3843, 7450), (4270, 6705), (4470, 6405), (4575, 6258), (5215, 5490)]