1865804580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{761}}^1$

素因数の和:1086

約数の個数: 144

約数和(自身を含む): 5796436464

約数和(自身を除く): 3930631884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 257, 265, 318, 477, 514, 530, 636, 761, 771, 795, 954, 1028, 1060, 1285, 1522, 1542, 1590, 1908, 2283, 2313, 2385, 2570, 3044, 3084, 3180, 3805, 3855, 4566, 4626, 4770, 5140, 6849, 7610, 7710, 9132, 9252, 9540, 11415, 11565, 13621, 13698, 15220, 15420, 22830, 23130, 27242, 27396, 34245, 40333, 40863, 45660, 46260, 54484, 68105, 68490, 80666, 81726, 120999, 122589, 136210, 136980, 161332, 163452, 195577, 201665, 204315, 241998, 245178, 272420, 362997, 391154, 403330, 408630, 483996, 490356, 586731, 604995, 612945, 725994, 782308, 806660, 817260, 977885, 1173462, 1209990, 1225890, 1451988, 1760193, 1814985, 1955770, 2346924, 2419980, 2451780, 2933655, 3520386, 3629970, 3911540, 5867310, 7040772, 7259940, 8800965, 10365581, 11734620, 17601930, 20731162, 31096743, 35203860, 41462324, 51827905, 62193486, 93290229, 103655810, 124386972, 155483715, 186580458, 207311620, 310967430, 373160916, 466451145, 621934860, 932902290, 1865804580]

約数ペア:

[(1, 1865804580), (2, 932902290), (3, 621934860), (4, 466451145), (5, 373160916), (6, 310967430), (9, 207311620), (10, 186580458), (12, 155483715), (15, 124386972), (18, 103655810), (20, 93290229), (30, 62193486), (36, 51827905), (45, 41462324), (53, 35203860), (60, 31096743), (90, 20731162), (106, 17601930), (159, 11734620), (180, 10365581), (212, 8800965), (257, 7259940), (265, 7040772), (318, 5867310), (477, 3911540), (514, 3629970), (530, 3520386), (636, 2933655), (761, 2451780), (771, 2419980), (795, 2346924), (954, 1955770), (1028, 1814985), (1060, 1760193), (1285, 1451988), (1522, 1225890), (1542, 1209990), (1590, 1173462), (1908, 977885), (2283, 817260), (2313, 806660), (2385, 782308), (2570, 725994), (3044, 612945), (3084, 604995), (3180, 586731), (3805, 490356), (3855, 483996), (4566, 408630), (4626, 403330), (4770, 391154), (5140, 362997), (6849, 272420), (7610, 245178), (7710, 241998), (9132, 204315), (9252, 201665), (9540, 195577), (11415, 163452), (11565, 161332), (13621, 136980), (13698, 136210), (15220, 122589), (15420, 120999), (22830, 81726), (23130, 80666), (27242, 68490), (27396, 68105), (34245, 54484), (40333, 46260), (40863, 45660)]