31877910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:270

約数の個数: 96

約数和(自身を含む): 87036768

約数和(自身を除く): 55158858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 53, 82, 90, 106, 123, 159, 163, 205, 246, 265, 318, 326, 369, 410, 477, 489, 530, 615, 738, 795, 815, 954, 978, 1230, 1467, 1590, 1630, 1845, 2173, 2385, 2445, 2934, 3690, 4346, 4770, 4890, 6519, 6683, 7335, 8639, 10865, 13038, 13366, 14670, 17278, 19557, 20049, 21730, 25917, 32595, 33415, 39114, 40098, 43195, 51834, 60147, 65190, 66830, 77751, 86390, 97785, 100245, 120294, 129585, 155502, 195570, 200490, 259170, 300735, 354199, 388755, 601470, 708398, 777510, 1062597, 1770995, 2125194, 3187791, 3541990, 5312985, 6375582, 10625970, 15938955, 31877910]

約数ペア:

[(1, 31877910), (2, 15938955), (3, 10625970), (5, 6375582), (6, 5312985), (9, 3541990), (10, 3187791), (15, 2125194), (18, 1770995), (30, 1062597), (41, 777510), (45, 708398), (53, 601470), (82, 388755), (90, 354199), (106, 300735), (123, 259170), (159, 200490), (163, 195570), (205, 155502), (246, 129585), (265, 120294), (318, 100245), (326, 97785), (369, 86390), (410, 77751), (477, 66830), (489, 65190), (530, 60147), (615, 51834), (738, 43195), (795, 40098), (815, 39114), (954, 33415), (978, 32595), (1230, 25917), (1467, 21730), (1590, 20049), (1630, 19557), (1845, 17278), (2173, 14670), (2385, 13366), (2445, 13038), (2934, 10865), (3690, 8639), (4346, 7335), (4770, 6683), (4890, 6519)]