16983720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:240

約数の個数: 192

約数和(自身を含む): 62899200

約数和(自身を除く): 45915480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 52, 57, 60, 65, 72, 76, 78, 90, 95, 104, 114, 117, 120, 130, 152, 156, 171, 180, 190, 191, 195, 228, 234, 247, 260, 285, 312, 342, 360, 380, 382, 390, 456, 468, 494, 520, 570, 573, 585, 684, 741, 760, 764, 780, 855, 936, 955, 988, 1140, 1146, 1170, 1235, 1368, 1482, 1528, 1560, 1710, 1719, 1910, 1976, 2223, 2280, 2292, 2340, 2470, 2483, 2865, 2964, 3420, 3438, 3629, 3705, 3820, 4446, 4584, 4680, 4940, 4966, 5730, 5928, 6840, 6876, 7258, 7410, 7449, 7640, 8595, 8892, 9880, 9932, 10887, 11115, 11460, 12415, 13752, 14516, 14820, 14898, 17190, 17784, 18145, 19864, 21774, 22230, 22347, 22920, 24830, 29032, 29640, 29796, 32661, 34380, 36290, 37245, 43548, 44460, 44694, 47177, 49660, 54435, 59592, 65322, 68760, 72580, 74490, 87096, 88920, 89388, 94354, 99320, 108870, 111735, 130644, 141531, 145160, 148980, 163305, 178776, 188708, 217740, 223470, 235885, 261288, 283062, 297960, 326610, 377416, 424593, 435480, 446940, 471770, 566124, 653220, 707655, 849186, 893880, 943540, 1132248, 1306440, 1415310, 1698372, 1887080, 2122965, 2830620, 3396744, 4245930, 5661240, 8491860, 16983720]

約数ペア:

[(1, 16983720), (2, 8491860), (3, 5661240), (4, 4245930), (5, 3396744), (6, 2830620), (8, 2122965), (9, 1887080), (10, 1698372), (12, 1415310), (13, 1306440), (15, 1132248), (18, 943540), (19, 893880), (20, 849186), (24, 707655), (26, 653220), (30, 566124), (36, 471770), (38, 446940), (39, 435480), (40, 424593), (45, 377416), (52, 326610), (57, 297960), (60, 283062), (65, 261288), (72, 235885), (76, 223470), (78, 217740), (90, 188708), (95, 178776), (104, 163305), (114, 148980), (117, 145160), (120, 141531), (130, 130644), (152, 111735), (156, 108870), (171, 99320), (180, 94354), (190, 89388), (191, 88920), (195, 87096), (228, 74490), (234, 72580), (247, 68760), (260, 65322), (285, 59592), (312, 54435), (342, 49660), (360, 47177), (380, 44694), (382, 44460), (390, 43548), (456, 37245), (468, 36290), (494, 34380), (520, 32661), (570, 29796), (573, 29640), (585, 29032), (684, 24830), (741, 22920), (760, 22347), (764, 22230), (780, 21774), (855, 19864), (936, 18145), (955, 17784), (988, 17190), (1140, 14898), (1146, 14820), (1170, 14516), (1235, 13752), (1368, 12415), (1482, 11460), (1528, 11115), (1560, 10887), (1710, 9932), (1719, 9880), (1910, 8892), (1976, 8595), (2223, 7640), (2280, 7449), (2292, 7410), (2340, 7258), (2470, 6876), (2483, 6840), (2865, 5928), (2964, 5730), (3420, 4966), (3438, 4940), (3629, 4680), (3705, 4584), (3820, 4446)]