19648095120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{14431}}^1$

素因数の和:14542

約数の個数: 240

約数和(自身を含む): 69234806784

約数和(自身を除く): 49586711664

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 61, 62, 72, 80, 90, 93, 120, 122, 124, 144, 155, 180, 183, 186, 240, 244, 248, 279, 305, 310, 360, 366, 372, 465, 488, 496, 549, 558, 610, 620, 720, 732, 744, 915, 930, 976, 1098, 1116, 1220, 1240, 1395, 1464, 1488, 1830, 1860, 1891, 2196, 2232, 2440, 2480, 2745, 2790, 2928, 3660, 3720, 3782, 4392, 4464, 4880, 5490, 5580, 5673, 7320, 7440, 7564, 8784, 9455, 10980, 11160, 11346, 14431, 14640, 15128, 17019, 18910, 21960, 22320, 22692, 28365, 28862, 30256, 34038, 37820, 43293, 43920, 45384, 56730, 57724, 68076, 72155, 75640, 85095, 86586, 90768, 113460, 115448, 129879, 136152, 144310, 151280, 170190, 173172, 216465, 226920, 230896, 259758, 272304, 288620, 340380, 346344, 432930, 447361, 453840, 519516, 577240, 649395, 680760, 692688, 865860, 880291, 894722, 1039032, 1154480, 1298790, 1342083, 1361520, 1731720, 1760582, 1789444, 2078064, 2236805, 2597580, 2640873, 2684166, 3463440, 3521164, 3578888, 4026249, 4401455, 4473610, 5195160, 5281746, 5368332, 6710415, 7042328, 7157776, 7922619, 8052498, 8802910, 8947220, 10390320, 10563492, 10736664, 13204365, 13420830, 14084656, 15845238, 16104996, 17605820, 17894440, 20131245, 21126984, 21473328, 26408730, 26841660, 27289021, 31690476, 32209992, 35211640, 35788880, 39613095, 40262490, 42253968, 52817460, 53683320, 54578042, 63380952, 64419984, 70423280, 79226190, 80524980, 81867063, 105634920, 107366640, 109156084, 126761904, 136445105, 158452380, 161049960, 163734126, 211269840, 218312168, 245601189, 272890210, 316904760, 322099920, 327468252, 409335315, 436624336, 491202378, 545780420, 633809520, 654936504, 818670630, 982404756, 1091560840, 1228005945, 1309873008, 1637341260, 1964809512, 2183121680, 2456011890, 3274682520, 3929619024, 4912023780, 6549365040, 9824047560, 19648095120]

約数ペア:

[(1, 19648095120), (2, 9824047560), (3, 6549365040), (4, 4912023780), (5, 3929619024), (6, 3274682520), (8, 2456011890), (9, 2183121680), (10, 1964809512), (12, 1637341260), (15, 1309873008), (16, 1228005945), (18, 1091560840), (20, 982404756), (24, 818670630), (30, 654936504), (31, 633809520), (36, 545780420), (40, 491202378), (45, 436624336), (48, 409335315), (60, 327468252), (61, 322099920), (62, 316904760), (72, 272890210), (80, 245601189), (90, 218312168), (93, 211269840), (120, 163734126), (122, 161049960), (124, 158452380), (144, 136445105), (155, 126761904), (180, 109156084), (183, 107366640), (186, 105634920), (240, 81867063), (244, 80524980), (248, 79226190), (279, 70423280), (305, 64419984), (310, 63380952), (360, 54578042), (366, 53683320), (372, 52817460), (465, 42253968), (488, 40262490), (496, 39613095), (549, 35788880), (558, 35211640), (610, 32209992), (620, 31690476), (720, 27289021), (732, 26841660), (744, 26408730), (915, 21473328), (930, 21126984), (976, 20131245), (1098, 17894440), (1116, 17605820), (1220, 16104996), (1240, 15845238), (1395, 14084656), (1464, 13420830), (1488, 13204365), (1830, 10736664), (1860, 10563492), (1891, 10390320), (2196, 8947220), (2232, 8802910), (2440, 8052498), (2480, 7922619), (2745, 7157776), (2790, 7042328), (2928, 6710415), (3660, 5368332), (3720, 5281746), (3782, 5195160), (4392, 4473610), (4464, 4401455), (4880, 4026249), (5490, 3578888), (5580, 3521164), (5673, 3463440), (7320, 2684166), (7440, 2640873), (7564, 2597580), (8784, 2236805), (9455, 2078064), (10980, 1789444), (11160, 1760582), (11346, 1731720), (14431, 1361520), (14640, 1342083), (15128, 1298790), (17019, 1154480), (18910, 1039032), (21960, 894722), (22320, 880291), (22692, 865860), (28365, 692688), (28862, 680760), (30256, 649395), (34038, 577240), (37820, 519516), (43293, 453840), (43920, 447361), (45384, 432930), (56730, 346344), (57724, 340380), (68076, 288620), (72155, 272304), (75640, 259758), (85095, 230896), (86586, 226920), (90768, 216465), (113460, 173172), (115448, 170190), (129879, 151280), (136152, 144310)]