31303080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{977}}^1$

素因数の和:1083

約数の個数: 96

約数和(自身を含む): 102983400

約数和(自身を除く): 71680320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 89, 90, 120, 178, 180, 267, 356, 360, 445, 534, 712, 801, 890, 977, 1068, 1335, 1602, 1780, 1954, 2136, 2670, 2931, 3204, 3560, 3908, 4005, 4885, 5340, 5862, 6408, 7816, 8010, 8793, 9770, 10680, 11724, 14655, 16020, 17586, 19540, 23448, 29310, 32040, 35172, 39080, 43965, 58620, 70344, 86953, 87930, 117240, 173906, 175860, 260859, 347812, 351720, 434765, 521718, 695624, 782577, 869530, 1043436, 1304295, 1565154, 1739060, 2086872, 2608590, 3130308, 3478120, 3912885, 5217180, 6260616, 7825770, 10434360, 15651540, 31303080]

約数ペア:

[(1, 31303080), (2, 15651540), (3, 10434360), (4, 7825770), (5, 6260616), (6, 5217180), (8, 3912885), (9, 3478120), (10, 3130308), (12, 2608590), (15, 2086872), (18, 1739060), (20, 1565154), (24, 1304295), (30, 1043436), (36, 869530), (40, 782577), (45, 695624), (60, 521718), (72, 434765), (89, 351720), (90, 347812), (120, 260859), (178, 175860), (180, 173906), (267, 117240), (356, 87930), (360, 86953), (445, 70344), (534, 58620), (712, 43965), (801, 39080), (890, 35172), (977, 32040), (1068, 29310), (1335, 23448), (1602, 19540), (1780, 17586), (1954, 16020), (2136, 14655), (2670, 11724), (2931, 10680), (3204, 9770), (3560, 8793), (3908, 8010), (4005, 7816), (4885, 6408), (5340, 5862)]