20158483980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{587}}^1$

素因数の和:856

約数の個数: 192

約数和(自身を含む): 58677696000

約数和(自身を除く): 38519212020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 89, 109, 118, 177, 178, 218, 236, 267, 295, 327, 354, 356, 436, 445, 534, 545, 587, 590, 654, 708, 885, 890, 1068, 1090, 1174, 1180, 1308, 1335, 1635, 1761, 1770, 1780, 2180, 2348, 2670, 2935, 3270, 3522, 3540, 5251, 5340, 5870, 6431, 6540, 7044, 8805, 9701, 10502, 11740, 12862, 15753, 17610, 19293, 19402, 21004, 25724, 26255, 29103, 31506, 32155, 34633, 35220, 38586, 38804, 48505, 52243, 52510, 58206, 63012, 63983, 64310, 69266, 77172, 78765, 96465, 97010, 103899, 104486, 105020, 116412, 127966, 128620, 138532, 145515, 156729, 157530, 173165, 191949, 192930, 194020, 207798, 208972, 255932, 261215, 291030, 313458, 315060, 319915, 346330, 383898, 385860, 415596, 519495, 522430, 572359, 582060, 626916, 639830, 692660, 767796, 783645, 959745, 1038990, 1044860, 1144718, 1279660, 1567290, 1717077, 1919490, 2077980, 2289436, 2861795, 3082337, 3134580, 3434154, 3774997, 3838980, 5694487, 5723590, 6164674, 6868308, 7549994, 8585385, 9247011, 11324991, 11388974, 11447180, 12329348, 15099988, 15411685, 17083461, 17170770, 18494022, 18874985, 22649982, 22777948, 28472435, 30823370, 34166922, 34341540, 36988044, 37749970, 45299964, 46235055, 56624955, 56944870, 61646740, 68333844, 75499940, 85417305, 92470110, 113249910, 113889740, 170834610, 184940220, 226499820, 335974733, 341669220, 671949466, 1007924199, 1343898932, 1679873665, 2015848398, 3359747330, 4031696796, 5039620995, 6719494660, 10079241990, 20158483980]

約数ペア:

[(1, 20158483980), (2, 10079241990), (3, 6719494660), (4, 5039620995), (5, 4031696796), (6, 3359747330), (10, 2015848398), (12, 1679873665), (15, 1343898932), (20, 1007924199), (30, 671949466), (59, 341669220), (60, 335974733), (89, 226499820), (109, 184940220), (118, 170834610), (177, 113889740), (178, 113249910), (218, 92470110), (236, 85417305), (267, 75499940), (295, 68333844), (327, 61646740), (354, 56944870), (356, 56624955), (436, 46235055), (445, 45299964), (534, 37749970), (545, 36988044), (587, 34341540), (590, 34166922), (654, 30823370), (708, 28472435), (885, 22777948), (890, 22649982), (1068, 18874985), (1090, 18494022), (1174, 17170770), (1180, 17083461), (1308, 15411685), (1335, 15099988), (1635, 12329348), (1761, 11447180), (1770, 11388974), (1780, 11324991), (2180, 9247011), (2348, 8585385), (2670, 7549994), (2935, 6868308), (3270, 6164674), (3522, 5723590), (3540, 5694487), (5251, 3838980), (5340, 3774997), (5870, 3434154), (6431, 3134580), (6540, 3082337), (7044, 2861795), (8805, 2289436), (9701, 2077980), (10502, 1919490), (11740, 1717077), (12862, 1567290), (15753, 1279660), (17610, 1144718), (19293, 1044860), (19402, 1038990), (21004, 959745), (25724, 783645), (26255, 767796), (29103, 692660), (31506, 639830), (32155, 626916), (34633, 582060), (35220, 572359), (38586, 522430), (38804, 519495), (48505, 415596), (52243, 385860), (52510, 383898), (58206, 346330), (63012, 319915), (63983, 315060), (64310, 313458), (69266, 291030), (77172, 261215), (78765, 255932), (96465, 208972), (97010, 207798), (103899, 194020), (104486, 192930), (105020, 191949), (116412, 173165), (127966, 157530), (128620, 156729), (138532, 145515)]