678280620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1129}}^1$

素因数の和:1208

約数の個数: 192

約数和(自身を含む): 2186956800

約数和(自身を除く): 1508676180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 31, 34, 38, 51, 57, 60, 62, 68, 76, 85, 93, 95, 102, 114, 124, 155, 170, 186, 190, 204, 228, 255, 285, 310, 323, 340, 372, 380, 465, 510, 527, 570, 589, 620, 646, 930, 969, 1020, 1054, 1129, 1140, 1178, 1292, 1581, 1615, 1767, 1860, 1938, 2108, 2258, 2356, 2635, 2945, 3162, 3230, 3387, 3534, 3876, 4516, 4845, 5270, 5645, 5890, 6324, 6460, 6774, 7068, 7905, 8835, 9690, 10013, 10540, 11290, 11780, 13548, 15810, 16935, 17670, 19193, 19380, 20026, 21451, 22580, 30039, 31620, 33870, 34999, 35340, 38386, 40052, 42902, 50065, 57579, 60078, 64353, 67740, 69998, 76772, 85804, 95965, 100130, 104997, 107255, 115158, 120156, 128706, 139996, 150195, 174995, 191930, 200260, 209994, 214510, 230316, 257412, 287895, 300390, 321765, 349990, 364667, 383860, 419988, 429020, 524985, 575790, 594983, 600780, 643530, 664981, 699980, 729334, 1049970, 1094001, 1151580, 1189966, 1287060, 1329962, 1458668, 1784949, 1823335, 1994943, 2099940, 2188002, 2379932, 2659924, 2974915, 3324905, 3569898, 3646670, 3989886, 4376004, 5470005, 5949830, 6649810, 7139796, 7293340, 7979772, 8924745, 9974715, 10940010, 11304677, 11899660, 13299620, 17849490, 19949430, 21880020, 22609354, 33914031, 35698980, 39898860, 45218708, 56523385, 67828062, 113046770, 135656124, 169570155, 226093540, 339140310, 678280620]

約数ペア:

[(1, 678280620), (2, 339140310), (3, 226093540), (4, 169570155), (5, 135656124), (6, 113046770), (10, 67828062), (12, 56523385), (15, 45218708), (17, 39898860), (19, 35698980), (20, 33914031), (30, 22609354), (31, 21880020), (34, 19949430), (38, 17849490), (51, 13299620), (57, 11899660), (60, 11304677), (62, 10940010), (68, 9974715), (76, 8924745), (85, 7979772), (93, 7293340), (95, 7139796), (102, 6649810), (114, 5949830), (124, 5470005), (155, 4376004), (170, 3989886), (186, 3646670), (190, 3569898), (204, 3324905), (228, 2974915), (255, 2659924), (285, 2379932), (310, 2188002), (323, 2099940), (340, 1994943), (372, 1823335), (380, 1784949), (465, 1458668), (510, 1329962), (527, 1287060), (570, 1189966), (589, 1151580), (620, 1094001), (646, 1049970), (930, 729334), (969, 699980), (1020, 664981), (1054, 643530), (1129, 600780), (1140, 594983), (1178, 575790), (1292, 524985), (1581, 429020), (1615, 419988), (1767, 383860), (1860, 364667), (1938, 349990), (2108, 321765), (2258, 300390), (2356, 287895), (2635, 257412), (2945, 230316), (3162, 214510), (3230, 209994), (3387, 200260), (3534, 191930), (3876, 174995), (4516, 150195), (4845, 139996), (5270, 128706), (5645, 120156), (5890, 115158), (6324, 107255), (6460, 104997), (6774, 100130), (7068, 95965), (7905, 85804), (8835, 76772), (9690, 69998), (10013, 67740), (10540, 64353), (11290, 60078), (11780, 57579), (13548, 50065), (15810, 42902), (16935, 40052), (17670, 38386), (19193, 35340), (19380, 34999), (20026, 33870), (21451, 31620), (22580, 30039)]