153219420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:736

約数の個数: 144

約数和(自身を含む): 496903680

約数和(自身を除く): 343684260

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, 631, 639, 684, 710, 852, 855, 1065, 1140, 1262, 1278, 1349, 1420, 1710, 1893, 2130, 2524, 2556, 2698, 3155, 3195, 3420, 3786, 4047, 4260, 5396, 5679, 6310, 6390, 6745, 7572, 8094, 9465, 11358, 11989, 12141, 12620, 12780, 13490, 16188, 18930, 20235, 22716, 23978, 24282, 26980, 28395, 35967, 37860, 40470, 44801, 47956, 48564, 56790, 59945, 60705, 71934, 80940, 89602, 107901, 113580, 119890, 121410, 134403, 143868, 179204, 179835, 215802, 224005, 239780, 242820, 268806, 359670, 403209, 431604, 448010, 537612, 539505, 672015, 719340, 806418, 851219, 896020, 1079010, 1344030, 1612836, 1702438, 2016045, 2158020, 2553657, 2688060, 3404876, 4032090, 4256095, 5107314, 7660971, 8064180, 8512190, 10214628, 12768285, 15321942, 17024380, 25536570, 30643884, 38304855, 51073140, 76609710, 153219420]

約数ペア:

[(1, 153219420), (2, 76609710), (3, 51073140), (4, 38304855), (5, 30643884), (6, 25536570), (9, 17024380), (10, 15321942), (12, 12768285), (15, 10214628), (18, 8512190), (19, 8064180), (20, 7660971), (30, 5107314), (36, 4256095), (38, 4032090), (45, 3404876), (57, 2688060), (60, 2553657), (71, 2158020), (76, 2016045), (90, 1702438), (95, 1612836), (114, 1344030), (142, 1079010), (171, 896020), (180, 851219), (190, 806418), (213, 719340), (228, 672015), (284, 539505), (285, 537612), (342, 448010), (355, 431604), (380, 403209), (426, 359670), (570, 268806), (631, 242820), (639, 239780), (684, 224005), (710, 215802), (852, 179835), (855, 179204), (1065, 143868), (1140, 134403), (1262, 121410), (1278, 119890), (1349, 113580), (1420, 107901), (1710, 89602), (1893, 80940), (2130, 71934), (2524, 60705), (2556, 59945), (2698, 56790), (3155, 48564), (3195, 47956), (3420, 44801), (3786, 40470), (4047, 37860), (4260, 35967), (5396, 28395), (5679, 26980), (6310, 24282), (6390, 23978), (6745, 22716), (7572, 20235), (8094, 18930), (9465, 16188), (11358, 13490), (11989, 12780), (12141, 12620)]