127877220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:442

約数の個数: 144

約数和(自身を含む): 412776000

約数和(自身を除く): 284898780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 139, 171, 180, 190, 228, 269, 278, 285, 342, 380, 417, 538, 556, 570, 684, 695, 807, 834, 855, 1076, 1140, 1251, 1345, 1390, 1614, 1668, 1710, 2085, 2421, 2502, 2641, 2690, 2780, 3228, 3420, 4035, 4170, 4842, 5004, 5111, 5282, 5380, 6255, 7923, 8070, 8340, 9684, 10222, 10564, 12105, 12510, 13205, 15333, 15846, 16140, 20444, 23769, 24210, 25020, 25555, 26410, 30666, 31692, 37391, 39615, 45999, 47538, 48420, 51110, 52820, 61332, 74782, 76665, 79230, 91998, 95076, 102220, 112173, 118845, 149564, 153330, 158460, 183996, 186955, 224346, 229995, 237690, 306660, 336519, 373910, 448692, 459990, 475380, 560865, 673038, 710429, 747820, 919980, 1121730, 1346076, 1420858, 1682595, 2131287, 2243460, 2841716, 3365190, 3552145, 4262574, 6393861, 6730380, 7104290, 8525148, 10656435, 12787722, 14208580, 21312870, 25575444, 31969305, 42625740, 63938610, 127877220]

約数ペア:

[(1, 127877220), (2, 63938610), (3, 42625740), (4, 31969305), (5, 25575444), (6, 21312870), (9, 14208580), (10, 12787722), (12, 10656435), (15, 8525148), (18, 7104290), (19, 6730380), (20, 6393861), (30, 4262574), (36, 3552145), (38, 3365190), (45, 2841716), (57, 2243460), (60, 2131287), (76, 1682595), (90, 1420858), (95, 1346076), (114, 1121730), (139, 919980), (171, 747820), (180, 710429), (190, 673038), (228, 560865), (269, 475380), (278, 459990), (285, 448692), (342, 373910), (380, 336519), (417, 306660), (538, 237690), (556, 229995), (570, 224346), (684, 186955), (695, 183996), (807, 158460), (834, 153330), (855, 149564), (1076, 118845), (1140, 112173), (1251, 102220), (1345, 95076), (1390, 91998), (1614, 79230), (1668, 76665), (1710, 74782), (2085, 61332), (2421, 52820), (2502, 51110), (2641, 48420), (2690, 47538), (2780, 45999), (3228, 39615), (3420, 37391), (4035, 31692), (4170, 30666), (4842, 26410), (5004, 25555), (5111, 25020), (5282, 24210), (5380, 23769), (6255, 20444), (7923, 16140), (8070, 15846), (8340, 15333), (9684, 13205), (10222, 12510), (10564, 12105)]