208649220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8629}}^1$

素因数の和:8685

約数の個数: 96

約数和(自身を含む): 649528320

約数和(自身を除く): 440879100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 4030, 4836, 6045, 8060, 8629, 12090, 17258, 24180, 25887, 34516, 43145, 51774, 86290, 103548, 112177, 129435, 172580, 224354, 258870, 267499, 336531, 448708, 517740, 534998, 560885, 673062, 802497, 1069996, 1121770, 1337495, 1346124, 1604994, 1682655, 2243540, 2674990, 3209988, 3365310, 3477487, 4012485, 5349980, 6730620, 6954974, 8024970, 10432461, 13909948, 16049940, 17387435, 20864922, 34774870, 41729844, 52162305, 69549740, 104324610, 208649220]

約数ペア:

[(1, 208649220), (2, 104324610), (3, 69549740), (4, 52162305), (5, 41729844), (6, 34774870), (10, 20864922), (12, 17387435), (13, 16049940), (15, 13909948), (20, 10432461), (26, 8024970), (30, 6954974), (31, 6730620), (39, 5349980), (52, 4012485), (60, 3477487), (62, 3365310), (65, 3209988), (78, 2674990), (93, 2243540), (124, 1682655), (130, 1604994), (155, 1346124), (156, 1337495), (186, 1121770), (195, 1069996), (260, 802497), (310, 673062), (372, 560885), (390, 534998), (403, 517740), (465, 448708), (620, 336531), (780, 267499), (806, 258870), (930, 224354), (1209, 172580), (1612, 129435), (1860, 112177), (2015, 103548), (2418, 86290), (4030, 51774), (4836, 43145), (6045, 34516), (8060, 25887), (8629, 24180), (12090, 17258)]