331288560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:496

約数の個数: 240

約数和(自身を含む): 1193331360

約数和(自身を除く): 862042800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 61, 72, 76, 80, 90, 95, 114, 120, 122, 144, 152, 171, 180, 183, 190, 228, 240, 244, 285, 304, 305, 342, 360, 366, 380, 397, 456, 488, 549, 570, 610, 684, 720, 732, 760, 794, 855, 912, 915, 976, 1098, 1140, 1159, 1191, 1220, 1368, 1464, 1520, 1588, 1710, 1830, 1985, 2196, 2280, 2318, 2382, 2440, 2736, 2745, 2928, 3176, 3420, 3477, 3573, 3660, 3970, 4392, 4560, 4636, 4764, 4880, 5490, 5795, 5955, 6352, 6840, 6954, 7146, 7320, 7543, 7940, 8784, 9272, 9528, 10431, 10980, 11590, 11910, 13680, 13908, 14292, 14640, 15086, 15880, 17385, 17865, 18544, 19056, 20862, 21960, 22629, 23180, 23820, 24217, 27816, 28584, 30172, 31760, 34770, 35730, 37715, 41724, 43920, 45258, 46360, 47640, 48434, 52155, 55632, 57168, 60344, 67887, 69540, 71460, 72651, 75430, 83448, 90516, 92720, 95280, 96868, 104310, 113145, 120688, 121085, 135774, 139080, 142920, 145302, 150860, 166896, 181032, 193736, 208620, 217953, 226290, 242170, 271548, 278160, 285840, 290604, 301720, 339435, 362064, 363255, 387472, 417240, 435906, 452580, 460123, 484340, 543096, 581208, 603440, 678870, 726510, 834480, 871812, 905160, 920246, 968680, 1086192, 1089765, 1162416, 1357740, 1380369, 1453020, 1743624, 1810320, 1840492, 1937360, 2179530, 2300615, 2715480, 2760738, 2906040, 3487248, 3680984, 4141107, 4359060, 4601230, 5430960, 5521476, 5812080, 6901845, 7361968, 8282214, 8718120, 9202460, 11042952, 13803690, 16564428, 17436240, 18404920, 20705535, 22085904, 27607380, 33128856, 36809840, 41411070, 55214760, 66257712, 82822140, 110429520, 165644280, 331288560]

約数ペア:

[(1, 331288560), (2, 165644280), (3, 110429520), (4, 82822140), (5, 66257712), (6, 55214760), (8, 41411070), (9, 36809840), (10, 33128856), (12, 27607380), (15, 22085904), (16, 20705535), (18, 18404920), (19, 17436240), (20, 16564428), (24, 13803690), (30, 11042952), (36, 9202460), (38, 8718120), (40, 8282214), (45, 7361968), (48, 6901845), (57, 5812080), (60, 5521476), (61, 5430960), (72, 4601230), (76, 4359060), (80, 4141107), (90, 3680984), (95, 3487248), (114, 2906040), (120, 2760738), (122, 2715480), (144, 2300615), (152, 2179530), (171, 1937360), (180, 1840492), (183, 1810320), (190, 1743624), (228, 1453020), (240, 1380369), (244, 1357740), (285, 1162416), (304, 1089765), (305, 1086192), (342, 968680), (360, 920246), (366, 905160), (380, 871812), (397, 834480), (456, 726510), (488, 678870), (549, 603440), (570, 581208), (610, 543096), (684, 484340), (720, 460123), (732, 452580), (760, 435906), (794, 417240), (855, 387472), (912, 363255), (915, 362064), (976, 339435), (1098, 301720), (1140, 290604), (1159, 285840), (1191, 278160), (1220, 271548), (1368, 242170), (1464, 226290), (1520, 217953), (1588, 208620), (1710, 193736), (1830, 181032), (1985, 166896), (2196, 150860), (2280, 145302), (2318, 142920), (2382, 139080), (2440, 135774), (2736, 121085), (2745, 120688), (2928, 113145), (3176, 104310), (3420, 96868), (3477, 95280), (3573, 92720), (3660, 90516), (3970, 83448), (4392, 75430), (4560, 72651), (4636, 71460), (4764, 69540), (4880, 67887), (5490, 60344), (5795, 57168), (5955, 55632), (6352, 52155), (6840, 48434), (6954, 47640), (7146, 46360), (7320, 45258), (7543, 43920), (7940, 41724), (8784, 37715), (9272, 35730), (9528, 34770), (10431, 31760), (10980, 30172), (11590, 28584), (11910, 27816), (13680, 24217), (13908, 23820), (14292, 23180), (14640, 22629), (15086, 21960), (15880, 20862), (17385, 19056), (17865, 18544)]