82679220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:514

約数の個数: 144

約数和(自身を含む): 273808080

約数和(自身を除く): 191128860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 89, 90, 117, 130, 156, 178, 180, 195, 234, 260, 267, 356, 390, 397, 445, 468, 534, 585, 780, 794, 801, 890, 1068, 1157, 1170, 1191, 1335, 1588, 1602, 1780, 1985, 2314, 2340, 2382, 2670, 3204, 3471, 3573, 3970, 4005, 4628, 4764, 5161, 5340, 5785, 5955, 6942, 7146, 7940, 8010, 10322, 10413, 11570, 11910, 13884, 14292, 15483, 16020, 17355, 17865, 20644, 20826, 23140, 23820, 25805, 30966, 34710, 35333, 35730, 41652, 46449, 51610, 52065, 61932, 69420, 70666, 71460, 77415, 92898, 103220, 104130, 105999, 141332, 154830, 176665, 185796, 208260, 211998, 232245, 309660, 317997, 353330, 423996, 459329, 464490, 529995, 635994, 706660, 918658, 928980, 1059990, 1271988, 1377987, 1589985, 1837316, 2119980, 2296645, 2755974, 3179970, 4133961, 4593290, 5511948, 6359940, 6889935, 8267922, 9186580, 13779870, 16535844, 20669805, 27559740, 41339610, 82679220]

約数ペア:

[(1, 82679220), (2, 41339610), (3, 27559740), (4, 20669805), (5, 16535844), (6, 13779870), (9, 9186580), (10, 8267922), (12, 6889935), (13, 6359940), (15, 5511948), (18, 4593290), (20, 4133961), (26, 3179970), (30, 2755974), (36, 2296645), (39, 2119980), (45, 1837316), (52, 1589985), (60, 1377987), (65, 1271988), (78, 1059990), (89, 928980), (90, 918658), (117, 706660), (130, 635994), (156, 529995), (178, 464490), (180, 459329), (195, 423996), (234, 353330), (260, 317997), (267, 309660), (356, 232245), (390, 211998), (397, 208260), (445, 185796), (468, 176665), (534, 154830), (585, 141332), (780, 105999), (794, 104130), (801, 103220), (890, 92898), (1068, 77415), (1157, 71460), (1170, 70666), (1191, 69420), (1335, 61932), (1588, 52065), (1602, 51610), (1780, 46449), (1985, 41652), (2314, 35730), (2340, 35333), (2382, 34710), (2670, 30966), (3204, 25805), (3471, 23820), (3573, 23140), (3970, 20826), (4005, 20644), (4628, 17865), (4764, 17355), (5161, 16020), (5340, 15483), (5785, 14292), (5955, 13884), (6942, 11910), (7146, 11570), (7940, 10413), (8010, 10322)]