305415880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:372

約数の個数: 256

約数和(自身を含む): 958003200

約数和(自身を除く): 652587320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 19, 20, 22, 28, 34, 35, 38, 40, 44, 55, 56, 68, 70, 76, 77, 85, 88, 95, 110, 119, 133, 136, 140, 152, 154, 170, 187, 190, 209, 220, 238, 266, 280, 307, 308, 323, 340, 374, 380, 385, 418, 440, 476, 532, 595, 614, 616, 646, 665, 680, 748, 760, 770, 836, 935, 952, 1045, 1064, 1190, 1228, 1292, 1309, 1330, 1463, 1496, 1535, 1540, 1615, 1672, 1870, 2090, 2149, 2261, 2380, 2456, 2584, 2618, 2660, 2926, 3070, 3080, 3230, 3377, 3553, 3740, 4180, 4298, 4522, 4760, 5219, 5236, 5320, 5833, 5852, 6140, 6460, 6545, 6754, 7106, 7315, 7480, 8360, 8596, 9044, 10438, 10472, 10745, 11305, 11666, 11704, 12280, 12920, 13090, 13508, 14212, 14630, 16885, 17192, 17765, 18088, 20876, 21490, 22610, 23332, 23639, 24871, 26095, 26180, 27016, 28424, 29165, 29260, 33770, 35530, 36533, 40831, 41752, 42980, 45220, 46664, 47278, 49742, 52190, 52360, 57409, 58330, 58520, 64163, 67540, 71060, 73066, 81662, 85960, 90440, 94556, 99161, 99484, 104380, 114818, 116660, 118195, 124355, 128326, 135080, 142120, 146132, 163324, 182665, 189112, 198322, 198968, 204155, 208760, 229636, 233320, 236390, 248710, 256652, 287045, 292264, 320815, 326648, 365330, 396644, 401863, 408310, 449141, 459272, 472780, 495805, 497420, 513304, 574090, 641630, 694127, 730660, 793288, 803726, 816620, 898282, 945560, 991610, 994840, 1090771, 1148180, 1283260, 1388254, 1461320, 1607452, 1633240, 1796564, 1983220, 2009315, 2181542, 2245705, 2296360, 2566520, 2776508, 3214904, 3470635, 3593128, 3966440, 4018630, 4363084, 4491410, 5453855, 5553016, 6941270, 7635397, 8037260, 8726168, 8982820, 10907710, 13882540, 15270794, 16074520, 17965640, 21815420, 27765080, 30541588, 38176985, 43630840, 61083176, 76353970, 152707940, 305415880]

約数ペア:

[(1, 305415880), (2, 152707940), (4, 76353970), (5, 61083176), (7, 43630840), (8, 38176985), (10, 30541588), (11, 27765080), (14, 21815420), (17, 17965640), (19, 16074520), (20, 15270794), (22, 13882540), (28, 10907710), (34, 8982820), (35, 8726168), (38, 8037260), (40, 7635397), (44, 6941270), (55, 5553016), (56, 5453855), (68, 4491410), (70, 4363084), (76, 4018630), (77, 3966440), (85, 3593128), (88, 3470635), (95, 3214904), (110, 2776508), (119, 2566520), (133, 2296360), (136, 2245705), (140, 2181542), (152, 2009315), (154, 1983220), (170, 1796564), (187, 1633240), (190, 1607452), (209, 1461320), (220, 1388254), (238, 1283260), (266, 1148180), (280, 1090771), (307, 994840), (308, 991610), (323, 945560), (340, 898282), (374, 816620), (380, 803726), (385, 793288), (418, 730660), (440, 694127), (476, 641630), (532, 574090), (595, 513304), (614, 497420), (616, 495805), (646, 472780), (665, 459272), (680, 449141), (748, 408310), (760, 401863), (770, 396644), (836, 365330), (935, 326648), (952, 320815), (1045, 292264), (1064, 287045), (1190, 256652), (1228, 248710), (1292, 236390), (1309, 233320), (1330, 229636), (1463, 208760), (1496, 204155), (1535, 198968), (1540, 198322), (1615, 189112), (1672, 182665), (1870, 163324), (2090, 146132), (2149, 142120), (2261, 135080), (2380, 128326), (2456, 124355), (2584, 118195), (2618, 116660), (2660, 114818), (2926, 104380), (3070, 99484), (3080, 99161), (3230, 94556), (3377, 90440), (3553, 85960), (3740, 81662), (4180, 73066), (4298, 71060), (4522, 67540), (4760, 64163), (5219, 58520), (5236, 58330), (5320, 57409), (5833, 52360), (5852, 52190), (6140, 49742), (6460, 47278), (6545, 46664), (6754, 45220), (7106, 42980), (7315, 41752), (7480, 40831), (8360, 36533), (8596, 35530), (9044, 33770), (10438, 29260), (10472, 29165), (10745, 28424), (11305, 27016), (11666, 26180), (11704, 26095), (12280, 24871), (12920, 23639), (13090, 23332), (13508, 22610), (14212, 21490), (14630, 20876), (16885, 18088), (17192, 17765)]