298911420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1231}}^1$

素因数の和:1336

約数の個数: 144

約数和(自身を含む): 968647680

約数和(自身を除く): 669736260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 71, 76, 90, 95, 114, 142, 171, 180, 190, 213, 228, 284, 285, 342, 355, 380, 426, 570, 639, 684, 710, 852, 855, 1065, 1140, 1231, 1278, 1349, 1420, 1710, 2130, 2462, 2556, 2698, 3195, 3420, 3693, 4047, 4260, 4924, 5396, 6155, 6390, 6745, 7386, 8094, 11079, 12141, 12310, 12780, 13490, 14772, 16188, 18465, 20235, 22158, 23389, 24282, 24620, 26980, 36930, 40470, 44316, 46778, 48564, 55395, 60705, 70167, 73860, 80940, 87401, 93556, 110790, 116945, 121410, 140334, 174802, 210501, 221580, 233890, 242820, 262203, 280668, 349604, 350835, 421002, 437005, 467780, 524406, 701670, 786609, 842004, 874010, 1048812, 1052505, 1311015, 1403340, 1573218, 1660619, 1748020, 2105010, 2622030, 3146436, 3321238, 3933045, 4210020, 4981857, 5244060, 6642476, 7866090, 8303095, 9963714, 14945571, 15732180, 16606190, 19927428, 24909285, 29891142, 33212380, 49818570, 59782284, 74727855, 99637140, 149455710, 298911420]

約数ペア:

[(1, 298911420), (2, 149455710), (3, 99637140), (4, 74727855), (5, 59782284), (6, 49818570), (9, 33212380), (10, 29891142), (12, 24909285), (15, 19927428), (18, 16606190), (19, 15732180), (20, 14945571), (30, 9963714), (36, 8303095), (38, 7866090), (45, 6642476), (57, 5244060), (60, 4981857), (71, 4210020), (76, 3933045), (90, 3321238), (95, 3146436), (114, 2622030), (142, 2105010), (171, 1748020), (180, 1660619), (190, 1573218), (213, 1403340), (228, 1311015), (284, 1052505), (285, 1048812), (342, 874010), (355, 842004), (380, 786609), (426, 701670), (570, 524406), (639, 467780), (684, 437005), (710, 421002), (852, 350835), (855, 349604), (1065, 280668), (1140, 262203), (1231, 242820), (1278, 233890), (1349, 221580), (1420, 210501), (1710, 174802), (2130, 140334), (2462, 121410), (2556, 116945), (2698, 110790), (3195, 93556), (3420, 87401), (3693, 80940), (4047, 73860), (4260, 70167), (4924, 60705), (5396, 55395), (6155, 48564), (6390, 46778), (6745, 44316), (7386, 40470), (8094, 36930), (11079, 26980), (12141, 24620), (12310, 24282), (12780, 23389), (13490, 22158), (14772, 20235), (16188, 18465)]