307131880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:176

約数の個数: 192

約数和(自身を含む): 827366400

約数和(自身を除く): 520234520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 31, 40, 44, 46, 55, 62, 88, 89, 92, 110, 115, 121, 124, 155, 178, 184, 220, 230, 242, 248, 253, 310, 341, 356, 440, 445, 460, 484, 506, 605, 620, 682, 712, 713, 890, 920, 968, 979, 1012, 1210, 1240, 1265, 1364, 1426, 1705, 1780, 1958, 2024, 2047, 2420, 2530, 2728, 2759, 2783, 2852, 3410, 3560, 3565, 3751, 3916, 4094, 4840, 4895, 5060, 5518, 5566, 5704, 6820, 7130, 7502, 7832, 7843, 8188, 9790, 10120, 10235, 10769, 11036, 11132, 13640, 13795, 13915, 14260, 15004, 15686, 16376, 18755, 19580, 20470, 21538, 22072, 22264, 22517, 27590, 27830, 28520, 30008, 30349, 31372, 37510, 39160, 39215, 40940, 43076, 45034, 53845, 55180, 55660, 60698, 62744, 63457, 75020, 78430, 81880, 86152, 86273, 90068, 107690, 110360, 111320, 112585, 121396, 126914, 150040, 151745, 156860, 172546, 180136, 215380, 225170, 242792, 247687, 253828, 303490, 313720, 317285, 333839, 345092, 430760, 431365, 450340, 495374, 507656, 606980, 634570, 667678, 690184, 698027, 862730, 900680, 990748, 1213960, 1238435, 1269140, 1335356, 1396054, 1669195, 1725460, 1981496, 2476870, 2538280, 2670712, 2792108, 3338390, 3450920, 3490135, 4953740, 5584216, 6676780, 6980270, 7678297, 9907480, 13353560, 13960540, 15356594, 27921080, 30713188, 38391485, 61426376, 76782970, 153565940, 307131880]

約数ペア:

[(1, 307131880), (2, 153565940), (4, 76782970), (5, 61426376), (8, 38391485), (10, 30713188), (11, 27921080), (20, 15356594), (22, 13960540), (23, 13353560), (31, 9907480), (40, 7678297), (44, 6980270), (46, 6676780), (55, 5584216), (62, 4953740), (88, 3490135), (89, 3450920), (92, 3338390), (110, 2792108), (115, 2670712), (121, 2538280), (124, 2476870), (155, 1981496), (178, 1725460), (184, 1669195), (220, 1396054), (230, 1335356), (242, 1269140), (248, 1238435), (253, 1213960), (310, 990748), (341, 900680), (356, 862730), (440, 698027), (445, 690184), (460, 667678), (484, 634570), (506, 606980), (605, 507656), (620, 495374), (682, 450340), (712, 431365), (713, 430760), (890, 345092), (920, 333839), (968, 317285), (979, 313720), (1012, 303490), (1210, 253828), (1240, 247687), (1265, 242792), (1364, 225170), (1426, 215380), (1705, 180136), (1780, 172546), (1958, 156860), (2024, 151745), (2047, 150040), (2420, 126914), (2530, 121396), (2728, 112585), (2759, 111320), (2783, 110360), (2852, 107690), (3410, 90068), (3560, 86273), (3565, 86152), (3751, 81880), (3916, 78430), (4094, 75020), (4840, 63457), (4895, 62744), (5060, 60698), (5518, 55660), (5566, 55180), (5704, 53845), (6820, 45034), (7130, 43076), (7502, 40940), (7832, 39215), (7843, 39160), (8188, 37510), (9790, 31372), (10120, 30349), (10235, 30008), (10769, 28520), (11036, 27830), (11132, 27590), (13640, 22517), (13795, 22264), (13915, 22072), (14260, 21538), (15004, 20470), (15686, 19580), (16376, 18755)]