20644963.000000000

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6733}}^1$

素因数の和:6768

約数の個数: 144

約数和(自身を含む): 411797568

約数和(自身を除く): 301511028

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 6733, 8190, 13466, 16380, 20199, 26932, 33665, 40398, 47131, 60597, 67330, 80796, 87529, 94262, 100995, 121194, 134660, 141393, 175058, 188524, 201990, 235655, 242388, 262587, 282786, 302985, 350116, 403980, 424179, 437645, 471310, 525174, 565572, 605970, 612703, 706965, 787761, 848358, 875290, 942620, 1050348, 1211940, 1225406, 1312935, 1413930, 1575522, 1696716, 1750580, 1838109, 2120895, 2450812, 2625870, 2827860, 3063515, 3151044, 3676218, 3938805, 4241790, 5251740, 5514327, 6127030, 7352436, 7877610, 8483580, 9190545, 11028654, 12254060, 15755220, 18381090, 22057308, 27571635, 36762180, 55143270, 110286540]

約数ペア:

[(1, 110286540), (2, 55143270), (3, 36762180), (4, 27571635), (5, 22057308), (6, 18381090), (7, 15755220), (9, 12254060), (10, 11028654), (12, 9190545), (13, 8483580), (14, 7877610), (15, 7352436), (18, 6127030), (20, 5514327), (21, 5251740), (26, 4241790), (28, 3938805), (30, 3676218), (35, 3151044), (36, 3063515), (39, 2827860), (42, 2625870), (45, 2450812), (52, 2120895), (60, 1838109), (63, 1750580), (65, 1696716), (70, 1575522), (78, 1413930), (84, 1312935), (90, 1225406), (91, 1211940), (105, 1050348), (117, 942620), (126, 875290), (130, 848358), (140, 787761), (156, 706965), (180, 612703), (182, 605970), (195, 565572), (210, 525174), (234, 471310), (252, 437645), (260, 424179), (273, 403980), (315, 350116), (364, 302985), (390, 282786), (420, 262587), (455, 242388), (468, 235655), (546, 201990), (585, 188524), (630, 175058), (780, 141393), (819, 134660), (910, 121194), (1092, 100995), (1170, 94262), (1260, 87529), (1365, 80796), (1638, 67330), (1820, 60597), (2340, 47131), (2730, 40398), (3276, 33665), (4095, 26932), (5460, 20199), (6733, 16380), (8190, 13466)]