319908420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:459

約数の個数: 192

約数和(自身を含む): 1081920000

約数和(自身を除く): 762011580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 199, 229, 234, 260, 270, 351, 390, 398, 458, 468, 540, 585, 597, 687, 702, 780, 796, 916, 995, 1145, 1170, 1194, 1374, 1404, 1755, 1791, 1990, 2061, 2290, 2340, 2388, 2587, 2748, 2977, 2985, 3435, 3510, 3582, 3980, 4122, 4580, 5174, 5373, 5954, 5970, 6183, 6870, 7020, 7164, 7761, 8244, 8931, 8955, 10305, 10348, 10746, 11908, 11940, 12366, 12935, 13740, 14885, 15522, 17862, 17910, 20610, 21492, 23283, 24732, 25870, 26793, 26865, 29770, 30915, 31044, 35724, 35820, 38805, 41220, 44655, 45571, 46566, 51740, 53586, 53730, 59540, 61830, 69849, 77610, 80379, 89310, 91142, 93132, 107172, 107460, 116415, 123660, 133965, 136713, 139698, 155220, 160758, 178620, 182284, 227855, 232830, 267930, 273426, 279396, 321516, 349245, 401895, 410139, 455710, 465660, 535860, 546852, 592423, 683565, 698490, 803790, 820278, 911420, 1184846, 1230417, 1367130, 1396980, 1607580, 1640556, 1777269, 2050695, 2369692, 2460834, 2734260, 2962115, 3554538, 4101390, 4921668, 5331807, 5924230, 6152085, 7109076, 8202780, 8886345, 10663614, 11848460, 12304170, 15995421, 17772690, 21327228, 24608340, 26659035, 31990842, 35545380, 53318070, 63981684, 79977105, 106636140, 159954210, 319908420]

約数ペア:

[(1, 319908420), (2, 159954210), (3, 106636140), (4, 79977105), (5, 63981684), (6, 53318070), (9, 35545380), (10, 31990842), (12, 26659035), (13, 24608340), (15, 21327228), (18, 17772690), (20, 15995421), (26, 12304170), (27, 11848460), (30, 10663614), (36, 8886345), (39, 8202780), (45, 7109076), (52, 6152085), (54, 5924230), (60, 5331807), (65, 4921668), (78, 4101390), (90, 3554538), (108, 2962115), (117, 2734260), (130, 2460834), (135, 2369692), (156, 2050695), (180, 1777269), (195, 1640556), (199, 1607580), (229, 1396980), (234, 1367130), (260, 1230417), (270, 1184846), (351, 911420), (390, 820278), (398, 803790), (458, 698490), (468, 683565), (540, 592423), (585, 546852), (597, 535860), (687, 465660), (702, 455710), (780, 410139), (796, 401895), (916, 349245), (995, 321516), (1145, 279396), (1170, 273426), (1194, 267930), (1374, 232830), (1404, 227855), (1755, 182284), (1791, 178620), (1990, 160758), (2061, 155220), (2290, 139698), (2340, 136713), (2388, 133965), (2587, 123660), (2748, 116415), (2977, 107460), (2985, 107172), (3435, 93132), (3510, 91142), (3582, 89310), (3980, 80379), (4122, 77610), (4580, 69849), (5174, 61830), (5373, 59540), (5954, 53730), (5970, 53586), (6183, 51740), (6870, 46566), (7020, 45571), (7164, 44655), (7761, 41220), (8244, 38805), (8931, 35820), (8955, 35724), (10305, 31044), (10348, 30915), (10746, 29770), (11908, 26865), (11940, 26793), (12366, 25870), (12935, 24732), (13740, 23283), (14885, 21492), (15522, 20610), (17862, 17910)]