74728710

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2081}}^1$

素因数の和:2123

約数の個数: 128

約数和(自身を含む): 239846400

約数和(自身を除く): 165117690

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 30, 35, 38, 42, 45, 54, 57, 63, 70, 90, 95, 105, 114, 126, 133, 135, 171, 189, 190, 210, 266, 270, 285, 315, 342, 378, 399, 513, 570, 630, 665, 798, 855, 945, 1026, 1197, 1330, 1710, 1890, 1995, 2081, 2394, 2565, 3591, 3990, 4162, 5130, 5985, 6243, 7182, 10405, 11970, 12486, 14567, 17955, 18729, 20810, 29134, 31215, 35910, 37458, 39539, 43701, 56187, 62430, 72835, 79078, 87402, 93645, 112374, 118617, 131103, 145670, 187290, 197695, 218505, 237234, 262206, 276773, 280935, 355851, 393309, 395390, 437010, 553546, 561870, 593085, 655515, 711702, 786618, 830319, 1067553, 1186170, 1311030, 1383865, 1660638, 1779255, 1966545, 2135106, 2490957, 2767730, 3558510, 3933090, 4151595, 4981914, 5337765, 7472871, 8303190, 10675530, 12454785, 14945742, 24909570, 37364355, 74728710]

約数ペア:

[(1, 74728710), (2, 37364355), (3, 24909570), (5, 14945742), (6, 12454785), (7, 10675530), (9, 8303190), (10, 7472871), (14, 5337765), (15, 4981914), (18, 4151595), (19, 3933090), (21, 3558510), (27, 2767730), (30, 2490957), (35, 2135106), (38, 1966545), (42, 1779255), (45, 1660638), (54, 1383865), (57, 1311030), (63, 1186170), (70, 1067553), (90, 830319), (95, 786618), (105, 711702), (114, 655515), (126, 593085), (133, 561870), (135, 553546), (171, 437010), (189, 395390), (190, 393309), (210, 355851), (266, 280935), (270, 276773), (285, 262206), (315, 237234), (342, 218505), (378, 197695), (399, 187290), (513, 145670), (570, 131103), (630, 118617), (665, 112374), (798, 93645), (855, 87402), (945, 79078), (1026, 72835), (1197, 62430), (1330, 56187), (1710, 43701), (1890, 39539), (1995, 37458), (2081, 35910), (2394, 31215), (2565, 29134), (3591, 20810), (3990, 18729), (4162, 17955), (5130, 14567), (5985, 12486), (6243, 11970), (7182, 10405)]