281355060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{1153}}^1$

素因数の和:1262

約数の個数: 144

約数和(自身を含む): 928259136

約数和(自身を除く): 646904076

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 83, 84, 98, 105, 140, 147, 166, 196, 210, 245, 249, 294, 332, 415, 420, 490, 498, 581, 588, 735, 830, 980, 996, 1153, 1162, 1245, 1470, 1660, 1743, 2306, 2324, 2490, 2905, 2940, 3459, 3486, 4067, 4612, 4980, 5765, 5810, 6918, 6972, 8071, 8134, 8715, 11530, 11620, 12201, 13836, 16142, 16268, 17295, 17430, 20335, 23060, 24213, 24402, 32284, 34590, 34860, 40355, 40670, 48426, 48804, 56497, 61005, 69180, 80710, 81340, 95699, 96852, 112994, 121065, 122010, 161420, 169491, 191398, 225988, 242130, 244020, 282485, 287097, 338982, 382796, 478495, 484260, 564970, 574194, 669893, 677964, 847455, 956990, 1129940, 1148388, 1339786, 1435485, 1694910, 1913980, 2009679, 2679572, 2870970, 3349465, 3389820, 4019358, 4689251, 5741940, 6698930, 8038716, 9378502, 10048395, 13397860, 14067753, 18757004, 20096790, 23446255, 28135506, 40193580, 46892510, 56271012, 70338765, 93785020, 140677530, 281355060]

約数ペア:

[(1, 281355060), (2, 140677530), (3, 93785020), (4, 70338765), (5, 56271012), (6, 46892510), (7, 40193580), (10, 28135506), (12, 23446255), (14, 20096790), (15, 18757004), (20, 14067753), (21, 13397860), (28, 10048395), (30, 9378502), (35, 8038716), (42, 6698930), (49, 5741940), (60, 4689251), (70, 4019358), (83, 3389820), (84, 3349465), (98, 2870970), (105, 2679572), (140, 2009679), (147, 1913980), (166, 1694910), (196, 1435485), (210, 1339786), (245, 1148388), (249, 1129940), (294, 956990), (332, 847455), (415, 677964), (420, 669893), (490, 574194), (498, 564970), (581, 484260), (588, 478495), (735, 382796), (830, 338982), (980, 287097), (996, 282485), (1153, 244020), (1162, 242130), (1245, 225988), (1470, 191398), (1660, 169491), (1743, 161420), (2306, 122010), (2324, 121065), (2490, 112994), (2905, 96852), (2940, 95699), (3459, 81340), (3486, 80710), (4067, 69180), (4612, 61005), (4980, 56497), (5765, 48804), (5810, 48426), (6918, 40670), (6972, 40355), (8071, 34860), (8134, 34590), (8715, 32284), (11530, 24402), (11620, 24213), (12201, 23060), (13836, 20335), (16142, 17430), (16268, 17295)]