195815520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:478

約数の個数: 288

約数和(自身を含む): 746534880

約数和(自身を除く): 550719360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 30, 32, 34, 36, 38, 40, 45, 48, 51, 57, 60, 68, 72, 76, 80, 85, 90, 95, 96, 102, 114, 120, 136, 144, 152, 153, 160, 170, 171, 180, 190, 204, 228, 240, 255, 272, 285, 288, 304, 306, 323, 340, 342, 360, 380, 408, 421, 456, 480, 510, 544, 570, 608, 612, 646, 680, 684, 720, 760, 765, 816, 842, 855, 912, 969, 1020, 1140, 1224, 1263, 1292, 1360, 1368, 1440, 1520, 1530, 1615, 1632, 1684, 1710, 1824, 1938, 2040, 2105, 2280, 2448, 2526, 2584, 2720, 2736, 2907, 3040, 3060, 3230, 3368, 3420, 3789, 3876, 4080, 4210, 4560, 4845, 4896, 5052, 5168, 5472, 5814, 6120, 6315, 6460, 6736, 6840, 7157, 7578, 7752, 7999, 8160, 8420, 9120, 9690, 10104, 10336, 11628, 12240, 12630, 12920, 13472, 13680, 14314, 14535, 15156, 15504, 15998, 16840, 18945, 19380, 20208, 21471, 23256, 23997, 24480, 25260, 25840, 27360, 28628, 29070, 30312, 31008, 31996, 33680, 35785, 37890, 38760, 39995, 40416, 42942, 46512, 47994, 50520, 51680, 57256, 58140, 60624, 63992, 64413, 67360, 71570, 71991, 75780, 77520, 79990, 85884, 93024, 95988, 101040, 107355, 114512, 116280, 119985, 121248, 127984, 128826, 135983, 143140, 143982, 151560, 155040, 159980, 171768, 191976, 202080, 214710, 229024, 232560, 239970, 255968, 257652, 271966, 286280, 287964, 303120, 319960, 322065, 343536, 359955, 383952, 407949, 429420, 465120, 479940, 515304, 543932, 572560, 575928, 606240, 639920, 644130, 679915, 687072, 719910, 767904, 815898, 858840, 959880, 1030608, 1087864, 1145120, 1151856, 1223847, 1279840, 1288260, 1359830, 1439820, 1631796, 1717680, 1919760, 2039745, 2061216, 2175728, 2303712, 2447694, 2576520, 2719660, 2879640, 3263592, 3435360, 3839520, 4079490, 4351456, 4895388, 5153040, 5439320, 5759280, 6119235, 6527184, 8158980, 9790776, 10306080, 10878640, 11518560, 12238470, 13054368, 16317960, 19581552, 21757280, 24476940, 32635920, 39163104, 48953880, 65271840, 97907760, 195815520]

約数ペア:

[(1, 195815520), (2, 97907760), (3, 65271840), (4, 48953880), (5, 39163104), (6, 32635920), (8, 24476940), (9, 21757280), (10, 19581552), (12, 16317960), (15, 13054368), (16, 12238470), (17, 11518560), (18, 10878640), (19, 10306080), (20, 9790776), (24, 8158980), (30, 6527184), (32, 6119235), (34, 5759280), (36, 5439320), (38, 5153040), (40, 4895388), (45, 4351456), (48, 4079490), (51, 3839520), (57, 3435360), (60, 3263592), (68, 2879640), (72, 2719660), (76, 2576520), (80, 2447694), (85, 2303712), (90, 2175728), (95, 2061216), (96, 2039745), (102, 1919760), (114, 1717680), (120, 1631796), (136, 1439820), (144, 1359830), (152, 1288260), (153, 1279840), (160, 1223847), (170, 1151856), (171, 1145120), (180, 1087864), (190, 1030608), (204, 959880), (228, 858840), (240, 815898), (255, 767904), (272, 719910), (285, 687072), (288, 679915), (304, 644130), (306, 639920), (323, 606240), (340, 575928), (342, 572560), (360, 543932), (380, 515304), (408, 479940), (421, 465120), (456, 429420), (480, 407949), (510, 383952), (544, 359955), (570, 343536), (608, 322065), (612, 319960), (646, 303120), (680, 287964), (684, 286280), (720, 271966), (760, 257652), (765, 255968), (816, 239970), (842, 232560), (855, 229024), (912, 214710), (969, 202080), (1020, 191976), (1140, 171768), (1224, 159980), (1263, 155040), (1292, 151560), (1360, 143982), (1368, 143140), (1440, 135983), (1520, 128826), (1530, 127984), (1615, 121248), (1632, 119985), (1684, 116280), (1710, 114512), (1824, 107355), (1938, 101040), (2040, 95988), (2105, 93024), (2280, 85884), (2448, 79990), (2526, 77520), (2584, 75780), (2720, 71991), (2736, 71570), (2907, 67360), (3040, 64413), (3060, 63992), (3230, 60624), (3368, 58140), (3420, 57256), (3789, 51680), (3876, 50520), (4080, 47994), (4210, 46512), (4560, 42942), (4845, 40416), (4896, 39995), (5052, 38760), (5168, 37890), (5472, 35785), (5814, 33680), (6120, 31996), (6315, 31008), (6460, 30312), (6736, 29070), (6840, 28628), (7157, 27360), (7578, 25840), (7752, 25260), (7999, 24480), (8160, 23997), (8420, 23256), (9120, 21471), (9690, 20208), (10104, 19380), (10336, 18945), (11628, 16840), (12240, 15998), (12630, 15504), (12920, 15156), (13472, 14535), (13680, 14314)]