199497720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5147}}^1$

素因数の和:5197

約数の個数: 128

約数和(自身を含む): 667180800

約数和(自身を除く): 467683080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 969, 1020, 1140, 1292, 1615, 1938, 2040, 2280, 2584, 3230, 3876, 4845, 5147, 6460, 7752, 9690, 10294, 12920, 15441, 19380, 20588, 25735, 30882, 38760, 41176, 51470, 61764, 77205, 87499, 97793, 102940, 123528, 154410, 174998, 195586, 205880, 262497, 293379, 308820, 349996, 391172, 437495, 488965, 524994, 586758, 617640, 699992, 782344, 874990, 977930, 1049988, 1173516, 1312485, 1466895, 1662481, 1749980, 1955860, 2099976, 2347032, 2624970, 2933790, 3324962, 3499960, 3911720, 4987443, 5249940, 5867580, 6649924, 8312405, 9974886, 10499880, 11735160, 13299848, 16624810, 19949772, 24937215, 33249620, 39899544, 49874430, 66499240, 99748860, 199497720]

約数ペア:

[(1, 199497720), (2, 99748860), (3, 66499240), (4, 49874430), (5, 39899544), (6, 33249620), (8, 24937215), (10, 19949772), (12, 16624810), (15, 13299848), (17, 11735160), (19, 10499880), (20, 9974886), (24, 8312405), (30, 6649924), (34, 5867580), (38, 5249940), (40, 4987443), (51, 3911720), (57, 3499960), (60, 3324962), (68, 2933790), (76, 2624970), (85, 2347032), (95, 2099976), (102, 1955860), (114, 1749980), (120, 1662481), (136, 1466895), (152, 1312485), (170, 1173516), (190, 1049988), (204, 977930), (228, 874990), (255, 782344), (285, 699992), (323, 617640), (340, 586758), (380, 524994), (408, 488965), (456, 437495), (510, 391172), (570, 349996), (646, 308820), (680, 293379), (760, 262497), (969, 205880), (1020, 195586), (1140, 174998), (1292, 154410), (1615, 123528), (1938, 102940), (2040, 97793), (2280, 87499), (2584, 77205), (3230, 61764), (3876, 51470), (4845, 41176), (5147, 38760), (6460, 30882), (7752, 25735), (9690, 20588), (10294, 19380), (12920, 15441)]