155475540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:223

約数の個数: 288

約数和(自身を含む): 566092800

約数和(自身を除く): 410617260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 31, 33, 34, 36, 44, 45, 51, 55, 60, 62, 66, 68, 85, 90, 93, 99, 102, 110, 124, 132, 149, 153, 155, 165, 170, 180, 186, 187, 198, 204, 220, 255, 279, 298, 306, 310, 330, 340, 341, 372, 374, 396, 447, 465, 495, 510, 527, 558, 561, 596, 612, 620, 660, 682, 745, 748, 765, 894, 930, 935, 990, 1020, 1023, 1054, 1116, 1122, 1341, 1364, 1395, 1490, 1530, 1581, 1639, 1683, 1705, 1788, 1860, 1870, 1980, 2046, 2108, 2235, 2244, 2533, 2635, 2682, 2790, 2805, 2980, 3060, 3069, 3162, 3278, 3366, 3410, 3740, 4092, 4470, 4619, 4743, 4917, 5066, 5115, 5270, 5364, 5580, 5610, 5797, 6138, 6324, 6556, 6705, 6732, 6820, 7599, 7905, 8195, 8415, 8940, 9238, 9486, 9834, 10132, 10230, 10540, 11220, 11594, 12276, 12665, 13410, 13857, 14751, 15198, 15345, 15810, 16390, 16830, 17391, 18476, 18972, 19668, 20460, 22797, 23095, 23188, 23715, 24585, 25330, 26820, 27714, 27863, 28985, 29502, 30396, 30690, 31620, 32780, 33660, 34782, 37995, 41571, 45594, 46190, 47430, 49170, 50660, 50809, 52173, 55428, 55726, 57970, 59004, 61380, 69285, 69564, 73755, 75990, 78523, 83142, 83589, 86955, 91188, 92380, 94860, 98340, 101618, 104346, 111452, 113985, 115940, 138570, 139315, 147510, 151980, 152427, 157046, 166284, 167178, 173910, 203236, 207855, 208692, 227970, 235569, 250767, 254045, 260865, 277140, 278630, 295020, 304854, 314092, 334356, 347820, 392615, 415710, 417945, 455940, 457281, 471138, 501534, 508090, 521730, 557260, 609708, 706707, 762135, 785230, 831420, 835890, 863753, 914562, 942276, 1003068, 1016180, 1043460, 1177845, 1253835, 1413414, 1524270, 1570460, 1671780, 1727506, 1829124, 2286405, 2355690, 2507670, 2591259, 2826828, 3048540, 3455012, 3533535, 4318765, 4572810, 4711380, 5015340, 5182518, 7067070, 7773777, 8637530, 9145620, 10365036, 12956295, 14134140, 15547554, 17275060, 25912590, 31095108, 38868885, 51825180, 77737770, 155475540]

約数ペア:

[(1, 155475540), (2, 77737770), (3, 51825180), (4, 38868885), (5, 31095108), (6, 25912590), (9, 17275060), (10, 15547554), (11, 14134140), (12, 12956295), (15, 10365036), (17, 9145620), (18, 8637530), (20, 7773777), (22, 7067070), (30, 5182518), (31, 5015340), (33, 4711380), (34, 4572810), (36, 4318765), (44, 3533535), (45, 3455012), (51, 3048540), (55, 2826828), (60, 2591259), (62, 2507670), (66, 2355690), (68, 2286405), (85, 1829124), (90, 1727506), (93, 1671780), (99, 1570460), (102, 1524270), (110, 1413414), (124, 1253835), (132, 1177845), (149, 1043460), (153, 1016180), (155, 1003068), (165, 942276), (170, 914562), (180, 863753), (186, 835890), (187, 831420), (198, 785230), (204, 762135), (220, 706707), (255, 609708), (279, 557260), (298, 521730), (306, 508090), (310, 501534), (330, 471138), (340, 457281), (341, 455940), (372, 417945), (374, 415710), (396, 392615), (447, 347820), (465, 334356), (495, 314092), (510, 304854), (527, 295020), (558, 278630), (561, 277140), (596, 260865), (612, 254045), (620, 250767), (660, 235569), (682, 227970), (745, 208692), (748, 207855), (765, 203236), (894, 173910), (930, 167178), (935, 166284), (990, 157046), (1020, 152427), (1023, 151980), (1054, 147510), (1116, 139315), (1122, 138570), (1341, 115940), (1364, 113985), (1395, 111452), (1490, 104346), (1530, 101618), (1581, 98340), (1639, 94860), (1683, 92380), (1705, 91188), (1788, 86955), (1860, 83589), (1870, 83142), (1980, 78523), (2046, 75990), (2108, 73755), (2235, 69564), (2244, 69285), (2533, 61380), (2635, 59004), (2682, 57970), (2790, 55726), (2805, 55428), (2980, 52173), (3060, 50809), (3069, 50660), (3162, 49170), (3278, 47430), (3366, 46190), (3410, 45594), (3740, 41571), (4092, 37995), (4470, 34782), (4619, 33660), (4743, 32780), (4917, 31620), (5066, 30690), (5115, 30396), (5270, 29502), (5364, 28985), (5580, 27863), (5610, 27714), (5797, 26820), (6138, 25330), (6324, 24585), (6556, 23715), (6705, 23188), (6732, 23095), (6820, 22797), (7599, 20460), (7905, 19668), (8195, 18972), (8415, 18476), (8940, 17391), (9238, 16830), (9486, 16390), (9834, 15810), (10132, 15345), (10230, 15198), (10540, 14751), (11220, 13857), (11594, 13410), (12276, 12665)]