1420181220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{173}}^1\times {\mathrm{379}}^1$

素因数の和:602

約数の個数: 144

約数和(自身を含む): 4232208960

約数和(自身を除く): 2812027740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 173, 190, 228, 285, 346, 361, 379, 380, 519, 570, 692, 722, 758, 865, 1038, 1083, 1137, 1140, 1444, 1516, 1730, 1805, 1895, 2076, 2166, 2274, 2595, 3287, 3460, 3610, 3790, 4332, 4548, 5190, 5415, 5685, 6574, 7201, 7220, 7580, 9861, 10380, 10830, 11370, 13148, 14402, 16435, 19722, 21603, 21660, 22740, 28804, 32870, 36005, 39444, 43206, 49305, 62453, 65567, 65740, 72010, 86412, 98610, 108015, 124906, 131134, 136819, 144020, 187359, 196701, 197220, 216030, 249812, 262268, 273638, 312265, 327835, 374718, 393402, 410457, 432060, 547276, 624530, 655670, 684095, 749436, 786804, 820914, 936795, 983505, 1245773, 1249060, 1311340, 1368190, 1641828, 1873590, 1967010, 2052285, 2491546, 2736380, 3737319, 3747180, 3934020, 4104570, 4983092, 6228865, 7474638, 8209140, 12457730, 14949276, 18686595, 23669687, 24915460, 37373190, 47339374, 71009061, 74746380, 94678748, 118348435, 142018122, 236696870, 284036244, 355045305, 473393740, 710090610, 1420181220]

約数ペア:

[(1, 1420181220), (2, 710090610), (3, 473393740), (4, 355045305), (5, 284036244), (6, 236696870), (10, 142018122), (12, 118348435), (15, 94678748), (19, 74746380), (20, 71009061), (30, 47339374), (38, 37373190), (57, 24915460), (60, 23669687), (76, 18686595), (95, 14949276), (114, 12457730), (173, 8209140), (190, 7474638), (228, 6228865), (285, 4983092), (346, 4104570), (361, 3934020), (379, 3747180), (380, 3737319), (519, 2736380), (570, 2491546), (692, 2052285), (722, 1967010), (758, 1873590), (865, 1641828), (1038, 1368190), (1083, 1311340), (1137, 1249060), (1140, 1245773), (1444, 983505), (1516, 936795), (1730, 820914), (1805, 786804), (1895, 749436), (2076, 684095), (2166, 655670), (2274, 624530), (2595, 547276), (3287, 432060), (3460, 410457), (3610, 393402), (3790, 374718), (4332, 327835), (4548, 312265), (5190, 273638), (5415, 262268), (5685, 249812), (6574, 216030), (7201, 197220), (7220, 196701), (7580, 187359), (9861, 144020), (10380, 136819), (10830, 131134), (11370, 124906), (13148, 108015), (14402, 98610), (16435, 86412), (19722, 72010), (21603, 65740), (21660, 65567), (22740, 62453), (28804, 49305), (32870, 43206), (36005, 39444)]